28123296720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1$

素因数の和:1150

約数の個数: 320

約数和(自身を含む): 93043759104

約数和(自身を除く): 64920462384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 53, 60, 62, 73, 80, 93, 106, 120, 124, 146, 155, 159, 186, 212, 219, 240, 248, 265, 292, 310, 318, 365, 372, 424, 438, 465, 496, 530, 584, 620, 636, 730, 744, 795, 848, 876, 930, 977, 1060, 1095, 1168, 1240, 1272, 1460, 1488, 1590, 1643, 1752, 1860, 1954, 2120, 2190, 2263, 2480, 2544, 2920, 2931, 3180, 3286, 3504, 3720, 3869, 3908, 4240, 4380, 4526, 4885, 4929, 5840, 5862, 6360, 6572, 6789, 7440, 7738, 7816, 8215, 8760, 9052, 9770, 9858, 11315, 11607, 11724, 12720, 13144, 13578, 14655, 15476, 15632, 16430, 17520, 18104, 19345, 19540, 19716, 22630, 23214, 23448, 24645, 26288, 27156, 29310, 30287, 30952, 32860, 33945, 36208, 38690, 39080, 39432, 45260, 46428, 46896, 49290, 51781, 54312, 58035, 58620, 60574, 61904, 65720, 67890, 71321, 77380, 78160, 78864, 90520, 90861, 92856, 98580, 103562, 108624, 116070, 117240, 119939, 121148, 131440, 135780, 142642, 151435, 154760, 155343, 181040, 181722, 185712, 197160, 207124, 213963, 232140, 234480, 239878, 242296, 258905, 271560, 285284, 302870, 309520, 310686, 356605, 359817, 363444, 394320, 414248, 427926, 454305, 464280, 479756, 484592, 517810, 543120, 570568, 599695, 605740, 621372, 713210, 719634, 726888, 776715, 828496, 855852, 908610, 928560, 959512, 1035620, 1069815, 1141136, 1199390, 1211480, 1242744, 1426420, 1439268, 1453776, 1553430, 1605211, 1711704, 1799085, 1817220, 1919024, 2071240, 2139630, 2210951, 2398780, 2422960, 2485488, 2852840, 2878536, 3106860, 3210422, 3423408, 3598170, 3634440, 3780013, 4142480, 4279260, 4421902, 4797560, 4815633, 5705680, 5757072, 6213720, 6420844, 6632853, 7196340, 7268880, 7560026, 8026055, 8558520, 8843804, 9595120, 9631266, 11054755, 11340039, 12427440, 12841688, 13265706, 14392680, 15120052, 16052110, 17117040, 17687608, 18900065, 19262532, 22109510, 22680078, 24078165, 25683376, 26531412, 28785360, 30240104, 32104220, 33164265, 35375216, 37800130, 38525064, 44219020, 45360156, 48156330, 53062824, 56700195, 60480208, 64208440, 66328530, 75600260, 77050128, 88438040, 90720312, 96312660, 106125648, 113400390, 117180403, 128416880, 132657060, 151200520, 176876080, 181440624, 192625320, 226800780, 234360806, 265314120, 302401040, 351541209, 385250640, 453601560, 468721612, 530628240, 585902015, 703082418, 907203120, 937443224, 1171804030, 1406164836, 1757706045, 1874886448, 2343608060, 2812329672, 3515412090, 4687216120, 5624659344, 7030824180, 9374432240, 14061648360, 28123296720]

約数ペア:

[(1, 28123296720), (2, 14061648360), (3, 9374432240), (4, 7030824180), (5, 5624659344), (6, 4687216120), (8, 3515412090), (10, 2812329672), (12, 2343608060), (15, 1874886448), (16, 1757706045), (20, 1406164836), (24, 1171804030), (30, 937443224), (31, 907203120), (40, 703082418), (48, 585902015), (53, 530628240), (60, 468721612), (62, 453601560), (73, 385250640), (80, 351541209), (93, 302401040), (106, 265314120), (120, 234360806), (124, 226800780), (146, 192625320), (155, 181440624), (159, 176876080), (186, 151200520), (212, 132657060), (219, 128416880), (240, 117180403), (248, 113400390), (265, 106125648), (292, 96312660), (310, 90720312), (318, 88438040), (365, 77050128), (372, 75600260), (424, 66328530), (438, 64208440), (465, 60480208), (496, 56700195), (530, 53062824), (584, 48156330), (620, 45360156), (636, 44219020), (730, 38525064), (744, 37800130), (795, 35375216), (848, 33164265), (876, 32104220), (930, 30240104), (977, 28785360), (1060, 26531412), (1095, 25683376), (1168, 24078165), (1240, 22680078), (1272, 22109510), (1460, 19262532), (1488, 18900065), (1590, 17687608), (1643, 17117040), (1752, 16052110), (1860, 15120052), (1954, 14392680), (2120, 13265706), (2190, 12841688), (2263, 12427440), (2480, 11340039), (2544, 11054755), (2920, 9631266), (2931, 9595120), (3180, 8843804), (3286, 8558520), (3504, 8026055), (3720, 7560026), (3869, 7268880), (3908, 7196340), (4240, 6632853), (4380, 6420844), (4526, 6213720), (4885, 5757072), (4929, 5705680), (5840, 4815633), (5862, 4797560), (6360, 4421902), (6572, 4279260), (6789, 4142480), (7440, 3780013), (7738, 3634440), (7816, 3598170), (8215, 3423408), (8760, 3210422), (9052, 3106860), (9770, 2878536), (9858, 2852840), (11315, 2485488), (11607, 2422960), (11724, 2398780), (12720, 2210951), (13144, 2139630), (13578, 2071240), (14655, 1919024), (15476, 1817220), (15632, 1799085), (16430, 1711704), (17520, 1605211), (18104, 1553430), (19345, 1453776), (19540, 1439268), (19716, 1426420), (22630, 1242744), (23214, 1211480), (23448, 1199390), (24645, 1141136), (26288, 1069815), (27156, 1035620), (29310, 959512), (30287, 928560), (30952, 908610), (32860, 855852), (33945, 828496), (36208, 776715), (38690, 726888), (39080, 719634), (39432, 713210), (45260, 621372), (46428, 605740), (46896, 599695), (49290, 570568), (51781, 543120), (54312, 517810), (58035, 484592), (58620, 479756), (60574, 464280), (61904, 454305), (65720, 427926), (67890, 414248), (71321, 394320), (77380, 363444), (78160, 359817), (78864, 356605), (90520, 310686), (90861, 309520), (92856, 302870), (98580, 285284), (103562, 271560), (108624, 258905), (116070, 242296), (117240, 239878), (119939, 234480), (121148, 232140), (131440, 213963), (135780, 207124), (142642, 197160), (151435, 185712), (154760, 181722), (155343, 181040)]