399256560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 320

約数和(自身を含む): 1484904960

約数和(自身を除く): 1085648400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 83, 85, 90, 102, 108, 120, 131, 135, 136, 144, 153, 166, 170, 180, 204, 216, 240, 249, 255, 262, 270, 272, 306, 332, 340, 360, 393, 408, 415, 432, 459, 498, 510, 524, 540, 612, 655, 664, 680, 720, 747, 765, 786, 816, 830, 918, 996, 1020, 1048, 1080, 1179, 1224, 1245, 1310, 1328, 1360, 1411, 1494, 1530, 1572, 1660, 1836, 1965, 1992, 2040, 2096, 2160, 2227, 2241, 2295, 2358, 2448, 2490, 2620, 2822, 2988, 3060, 3144, 3320, 3537, 3672, 3735, 3930, 3984, 4080, 4233, 4454, 4482, 4590, 4716, 4980, 5240, 5644, 5895, 5976, 6120, 6288, 6640, 6681, 7055, 7074, 7344, 7470, 7860, 8466, 8908, 8964, 9180, 9432, 9960, 10480, 10873, 11135, 11205, 11288, 11790, 11952, 12240, 12699, 13362, 14110, 14148, 14940, 15720, 16932, 17685, 17816, 17928, 18360, 18864, 19920, 20043, 21165, 21746, 22270, 22410, 22576, 23580, 25398, 26724, 28220, 28296, 29880, 31440, 32619, 33405, 33864, 35370, 35632, 35856, 36720, 38097, 40086, 42330, 43492, 44540, 44820, 47160, 50796, 53448, 54365, 56440, 56592, 59760, 60129, 63495, 65238, 66810, 67728, 70740, 76194, 80172, 84660, 86984, 89080, 89640, 94320, 97857, 100215, 101592, 106896, 108730, 112880, 120258, 126990, 130476, 133620, 141480, 152388, 160344, 163095, 169320, 173968, 178160, 179280, 184841, 190485, 195714, 200430, 203184, 217460, 240516, 253980, 260952, 267240, 282960, 293571, 300645, 304776, 320688, 326190, 338640, 369682, 380970, 391428, 400860, 434920, 481032, 489285, 507960, 521904, 534480, 554523, 587142, 601290, 609552, 652380, 739364, 761940, 782856, 801720, 869840, 924205, 962064, 978570, 1015920, 1109046, 1174284, 1202580, 1304760, 1467855, 1478728, 1523880, 1565712, 1603440, 1663569, 1848410, 1957140, 2218092, 2348568, 2405160, 2609520, 2772615, 2935710, 2957456, 3047760, 3327138, 3696820, 3914280, 4436184, 4697136, 4810320, 4990707, 5545230, 5871420, 6654276, 7393640, 7828560, 8317845, 8872368, 9981414, 11090460, 11742840, 13308552, 14787280, 16635690, 19962828, 22180920, 23485680, 24953535, 26617104, 33271380, 39925656, 44361840, 49907070, 66542760, 79851312, 99814140, 133085520, 199628280, 399256560]

約数ペア:

[(1, 399256560), (2, 199628280), (3, 133085520), (4, 99814140), (5, 79851312), (6, 66542760), (8, 49907070), (9, 44361840), (10, 39925656), (12, 33271380), (15, 26617104), (16, 24953535), (17, 23485680), (18, 22180920), (20, 19962828), (24, 16635690), (27, 14787280), (30, 13308552), (34, 11742840), (36, 11090460), (40, 9981414), (45, 8872368), (48, 8317845), (51, 7828560), (54, 7393640), (60, 6654276), (68, 5871420), (72, 5545230), (80, 4990707), (83, 4810320), (85, 4697136), (90, 4436184), (102, 3914280), (108, 3696820), (120, 3327138), (131, 3047760), (135, 2957456), (136, 2935710), (144, 2772615), (153, 2609520), (166, 2405160), (170, 2348568), (180, 2218092), (204, 1957140), (216, 1848410), (240, 1663569), (249, 1603440), (255, 1565712), (262, 1523880), (270, 1478728), (272, 1467855), (306, 1304760), (332, 1202580), (340, 1174284), (360, 1109046), (393, 1015920), (408, 978570), (415, 962064), (432, 924205), (459, 869840), (498, 801720), (510, 782856), (524, 761940), (540, 739364), (612, 652380), (655, 609552), (664, 601290), (680, 587142), (720, 554523), (747, 534480), (765, 521904), (786, 507960), (816, 489285), (830, 481032), (918, 434920), (996, 400860), (1020, 391428), (1048, 380970), (1080, 369682), (1179, 338640), (1224, 326190), (1245, 320688), (1310, 304776), (1328, 300645), (1360, 293571), (1411, 282960), (1494, 267240), (1530, 260952), (1572, 253980), (1660, 240516), (1836, 217460), (1965, 203184), (1992, 200430), (2040, 195714), (2096, 190485), (2160, 184841), (2227, 179280), (2241, 178160), (2295, 173968), (2358, 169320), (2448, 163095), (2490, 160344), (2620, 152388), (2822, 141480), (2988, 133620), (3060, 130476), (3144, 126990), (3320, 120258), (3537, 112880), (3672, 108730), (3735, 106896), (3930, 101592), (3984, 100215), (4080, 97857), (4233, 94320), (4454, 89640), (4482, 89080), (4590, 86984), (4716, 84660), (4980, 80172), (5240, 76194), (5644, 70740), (5895, 67728), (5976, 66810), (6120, 65238), (6288, 63495), (6640, 60129), (6681, 59760), (7055, 56592), (7074, 56440), (7344, 54365), (7470, 53448), (7860, 50796), (8466, 47160), (8908, 44820), (8964, 44540), (9180, 43492), (9432, 42330), (9960, 40086), (10480, 38097), (10873, 36720), (11135, 35856), (11205, 35632), (11288, 35370), (11790, 33864), (11952, 33405), (12240, 32619), (12699, 31440), (13362, 29880), (14110, 28296), (14148, 28220), (14940, 26724), (15720, 25398), (16932, 23580), (17685, 22576), (17816, 22410), (17928, 22270), (18360, 21746), (18864, 21165), (19920, 20043)]