28323360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 111449520

約数和(自身を除く): 83126160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 89, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 178, 180, 195, 204, 208, 221, 234, 240, 255, 260, 267, 272, 288, 306, 312, 340, 356, 360, 390, 408, 416, 442, 445, 468, 480, 510, 520, 534, 544, 585, 612, 624, 663, 680, 712, 720, 765, 780, 801, 816, 884, 890, 936, 1020, 1040, 1068, 1105, 1157, 1170, 1224, 1248, 1326, 1335, 1360, 1424, 1440, 1513, 1530, 1560, 1602, 1632, 1768, 1780, 1872, 1989, 2040, 2080, 2136, 2210, 2314, 2340, 2448, 2652, 2670, 2720, 2848, 3026, 3060, 3120, 3204, 3315, 3471, 3536, 3560, 3744, 3978, 4005, 4080, 4272, 4420, 4539, 4628, 4680, 4896, 5304, 5340, 5785, 6052, 6120, 6240, 6408, 6630, 6942, 7072, 7120, 7565, 7956, 8010, 8160, 8544, 8840, 9078, 9256, 9360, 9945, 10413, 10608, 10680, 11570, 12104, 12240, 12816, 13260, 13617, 13884, 14240, 15130, 15912, 16020, 17355, 17680, 18156, 18512, 18720, 19669, 19890, 20826, 21216, 21360, 22695, 23140, 24208, 24480, 25632, 26520, 27234, 27768, 30260, 31824, 32040, 34710, 35360, 36312, 37024, 39338, 39780, 41652, 42720, 45390, 46280, 48416, 52065, 53040, 54468, 55536, 59007, 60520, 63648, 64080, 68085, 69420, 72624, 78676, 79560, 83304, 90780, 92560, 98345, 104130, 106080, 108936, 111072, 118014, 121040, 128160, 136170, 138840, 145248, 157352, 159120, 166608, 177021, 181560, 185120, 196690, 208260, 217872, 236028, 242080, 272340, 277680, 295035, 314704, 318240, 333216, 354042, 363120, 393380, 416520, 435744, 472056, 544680, 555360, 590070, 629408, 708084, 726240, 786760, 833040, 885105, 944112, 1089360, 1180140, 1416168, 1573520, 1666080, 1770210, 1888224, 2178720, 2360280, 2832336, 3147040, 3540420, 4720560, 5664672, 7080840, 9441120, 14161680, 28323360]

約数ペア:

[(1, 28323360), (2, 14161680), (3, 9441120), (4, 7080840), (5, 5664672), (6, 4720560), (8, 3540420), (9, 3147040), (10, 2832336), (12, 2360280), (13, 2178720), (15, 1888224), (16, 1770210), (17, 1666080), (18, 1573520), (20, 1416168), (24, 1180140), (26, 1089360), (30, 944112), (32, 885105), (34, 833040), (36, 786760), (39, 726240), (40, 708084), (45, 629408), (48, 590070), (51, 555360), (52, 544680), (60, 472056), (65, 435744), (68, 416520), (72, 393380), (78, 363120), (80, 354042), (85, 333216), (89, 318240), (90, 314704), (96, 295035), (102, 277680), (104, 272340), (117, 242080), (120, 236028), (130, 217872), (136, 208260), (144, 196690), (153, 185120), (156, 181560), (160, 177021), (170, 166608), (178, 159120), (180, 157352), (195, 145248), (204, 138840), (208, 136170), (221, 128160), (234, 121040), (240, 118014), (255, 111072), (260, 108936), (267, 106080), (272, 104130), (288, 98345), (306, 92560), (312, 90780), (340, 83304), (356, 79560), (360, 78676), (390, 72624), (408, 69420), (416, 68085), (442, 64080), (445, 63648), (468, 60520), (480, 59007), (510, 55536), (520, 54468), (534, 53040), (544, 52065), (585, 48416), (612, 46280), (624, 45390), (663, 42720), (680, 41652), (712, 39780), (720, 39338), (765, 37024), (780, 36312), (801, 35360), (816, 34710), (884, 32040), (890, 31824), (936, 30260), (1020, 27768), (1040, 27234), (1068, 26520), (1105, 25632), (1157, 24480), (1170, 24208), (1224, 23140), (1248, 22695), (1326, 21360), (1335, 21216), (1360, 20826), (1424, 19890), (1440, 19669), (1513, 18720), (1530, 18512), (1560, 18156), (1602, 17680), (1632, 17355), (1768, 16020), (1780, 15912), (1872, 15130), (1989, 14240), (2040, 13884), (2080, 13617), (2136, 13260), (2210, 12816), (2314, 12240), (2340, 12104), (2448, 11570), (2652, 10680), (2670, 10608), (2720, 10413), (2848, 9945), (3026, 9360), (3060, 9256), (3120, 9078), (3204, 8840), (3315, 8544), (3471, 8160), (3536, 8010), (3560, 7956), (3744, 7565), (3978, 7120), (4005, 7072), (4080, 6942), (4272, 6630), (4420, 6408), (4539, 6240), (4628, 6120), (4680, 6052), (4896, 5785), (5304, 5340)]