221274720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 384

約数和(自身を含む): 862202880

約数和(自身を除く): 640928160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 27, 30, 32, 34, 36, 40, 45, 46, 48, 51, 54, 60, 68, 69, 72, 80, 85, 90, 92, 96, 102, 108, 115, 120, 131, 135, 136, 138, 144, 153, 160, 170, 180, 184, 204, 207, 216, 230, 240, 255, 262, 270, 272, 276, 288, 306, 340, 345, 360, 368, 391, 393, 408, 414, 432, 459, 460, 480, 510, 524, 540, 544, 552, 612, 621, 655, 680, 690, 720, 736, 765, 782, 786, 816, 828, 864, 918, 920, 1020, 1035, 1048, 1080, 1104, 1173, 1179, 1224, 1242, 1310, 1360, 1380, 1440, 1530, 1564, 1572, 1632, 1656, 1836, 1840, 1955, 1965, 2040, 2070, 2096, 2160, 2208, 2227, 2295, 2346, 2358, 2448, 2484, 2620, 2720, 2760, 3013, 3060, 3105, 3128, 3144, 3312, 3519, 3537, 3672, 3680, 3910, 3930, 4080, 4140, 4192, 4320, 4454, 4590, 4692, 4716, 4896, 4968, 5240, 5520, 5865, 5895, 6026, 6120, 6210, 6256, 6288, 6624, 6681, 7038, 7074, 7344, 7820, 7860, 8160, 8280, 8908, 9039, 9180, 9384, 9432, 9936, 10480, 10557, 11040, 11135, 11730, 11790, 12052, 12240, 12420, 12512, 12576, 13362, 14076, 14148, 14688, 15065, 15640, 15720, 16560, 17595, 17685, 17816, 18078, 18360, 18768, 18864, 19872, 20043, 20960, 21114, 22270, 23460, 23580, 24104, 24480, 24840, 26724, 27117, 28152, 28296, 30130, 31280, 31440, 33120, 33405, 35190, 35370, 35632, 36156, 36720, 37536, 37728, 40086, 42228, 44540, 45195, 46920, 47160, 48208, 49680, 51221, 52785, 53448, 54234, 56304, 56592, 60129, 60260, 62560, 62880, 66810, 70380, 70740, 71264, 72312, 73440, 80172, 81351, 84456, 89080, 90390, 93840, 94320, 96416, 99360, 100215, 102442, 105570, 106896, 108468, 112608, 113184, 120258, 120520, 133620, 135585, 140760, 141480, 144624, 153663, 160344, 162702, 168912, 178160, 180780, 187680, 188640, 200430, 204884, 211140, 213792, 216936, 240516, 241040, 256105, 267240, 271170, 281520, 282960, 289248, 300645, 307326, 320688, 325404, 337824, 356320, 361560, 400860, 406755, 409768, 422280, 433872, 460989, 481032, 482080, 512210, 534480, 542340, 563040, 565920, 601290, 614652, 641376, 650808, 723120, 768315, 801720, 813510, 819536, 844560, 867744, 921978, 962064, 1024420, 1068960, 1084680, 1202580, 1229304, 1301616, 1382967, 1446240, 1536630, 1603440, 1627020, 1639072, 1689120, 1843956, 1924128, 2048840, 2169360, 2304945, 2405160, 2458608, 2603232, 2765934, 3073260, 3206880, 3254040, 3687912, 4097680, 4338720, 4609890, 4810320, 4917216, 5531868, 6146520, 6508080, 6914835, 7375824, 8195360, 9219780, 9620640, 11063736, 12293040, 13016160, 13829670, 14751648, 18439560, 22127472, 24586080, 27659340, 36879120, 44254944, 55318680, 73758240, 110637360, 221274720]

約数ペア:

[(1, 221274720), (2, 110637360), (3, 73758240), (4, 55318680), (5, 44254944), (6, 36879120), (8, 27659340), (9, 24586080), (10, 22127472), (12, 18439560), (15, 14751648), (16, 13829670), (17, 13016160), (18, 12293040), (20, 11063736), (23, 9620640), (24, 9219780), (27, 8195360), (30, 7375824), (32, 6914835), (34, 6508080), (36, 6146520), (40, 5531868), (45, 4917216), (46, 4810320), (48, 4609890), (51, 4338720), (54, 4097680), (60, 3687912), (68, 3254040), (69, 3206880), (72, 3073260), (80, 2765934), (85, 2603232), (90, 2458608), (92, 2405160), (96, 2304945), (102, 2169360), (108, 2048840), (115, 1924128), (120, 1843956), (131, 1689120), (135, 1639072), (136, 1627020), (138, 1603440), (144, 1536630), (153, 1446240), (160, 1382967), (170, 1301616), (180, 1229304), (184, 1202580), (204, 1084680), (207, 1068960), (216, 1024420), (230, 962064), (240, 921978), (255, 867744), (262, 844560), (270, 819536), (272, 813510), (276, 801720), (288, 768315), (306, 723120), (340, 650808), (345, 641376), (360, 614652), (368, 601290), (391, 565920), (393, 563040), (408, 542340), (414, 534480), (432, 512210), (459, 482080), (460, 481032), (480, 460989), (510, 433872), (524, 422280), (540, 409768), (544, 406755), (552, 400860), (612, 361560), (621, 356320), (655, 337824), (680, 325404), (690, 320688), (720, 307326), (736, 300645), (765, 289248), (782, 282960), (786, 281520), (816, 271170), (828, 267240), (864, 256105), (918, 241040), (920, 240516), (1020, 216936), (1035, 213792), (1048, 211140), (1080, 204884), (1104, 200430), (1173, 188640), (1179, 187680), (1224, 180780), (1242, 178160), (1310, 168912), (1360, 162702), (1380, 160344), (1440, 153663), (1530, 144624), (1564, 141480), (1572, 140760), (1632, 135585), (1656, 133620), (1836, 120520), (1840, 120258), (1955, 113184), (1965, 112608), (2040, 108468), (2070, 106896), (2096, 105570), (2160, 102442), (2208, 100215), (2227, 99360), (2295, 96416), (2346, 94320), (2358, 93840), (2448, 90390), (2484, 89080), (2620, 84456), (2720, 81351), (2760, 80172), (3013, 73440), (3060, 72312), (3105, 71264), (3128, 70740), (3144, 70380), (3312, 66810), (3519, 62880), (3537, 62560), (3672, 60260), (3680, 60129), (3910, 56592), (3930, 56304), (4080, 54234), (4140, 53448), (4192, 52785), (4320, 51221), (4454, 49680), (4590, 48208), (4692, 47160), (4716, 46920), (4896, 45195), (4968, 44540), (5240, 42228), (5520, 40086), (5865, 37728), (5895, 37536), (6026, 36720), (6120, 36156), (6210, 35632), (6256, 35370), (6288, 35190), (6624, 33405), (6681, 33120), (7038, 31440), (7074, 31280), (7344, 30130), (7820, 28296), (7860, 28152), (8160, 27117), (8280, 26724), (8908, 24840), (9039, 24480), (9180, 24104), (9384, 23580), (9432, 23460), (9936, 22270), (10480, 21114), (10557, 20960), (11040, 20043), (11135, 19872), (11730, 18864), (11790, 18768), (12052, 18360), (12240, 18078), (12420, 17816), (12512, 17685), (12576, 17595), (13362, 16560), (14076, 15720), (14148, 15640), (14688, 15065)]