78907680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1481}}^1$

素因数の和:1539

約数の個数: 144

約数和(自身を含む): 276736824

約数和(自身を除く): 197829144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1481, 1665, 1776, 2220, 2664, 2960, 2962, 3330, 3552, 4440, 4443, 5328, 5920, 5924, 6660, 7405, 8880, 8886, 10656, 11848, 13320, 13329, 14810, 17760, 17772, 22215, 23696, 26640, 26658, 29620, 35544, 44430, 47392, 53280, 53316, 54797, 59240, 66645, 71088, 88860, 106632, 109594, 118480, 133290, 142176, 164391, 177720, 213264, 219188, 236960, 266580, 273985, 328782, 355440, 426528, 438376, 493173, 533160, 547970, 657564, 710880, 821955, 876752, 986346, 1066320, 1095940, 1315128, 1643910, 1753504, 1972692, 2132640, 2191880, 2465865, 2630256, 3287820, 3945384, 4383760, 4931730, 5260512, 6575640, 7890768, 8767520, 9863460, 13151280, 15781536, 19726920, 26302560, 39453840, 78907680]

約数ペア:

[(1, 78907680), (2, 39453840), (3, 26302560), (4, 19726920), (5, 15781536), (6, 13151280), (8, 9863460), (9, 8767520), (10, 7890768), (12, 6575640), (15, 5260512), (16, 4931730), (18, 4383760), (20, 3945384), (24, 3287820), (30, 2630256), (32, 2465865), (36, 2191880), (37, 2132640), (40, 1972692), (45, 1753504), (48, 1643910), (60, 1315128), (72, 1095940), (74, 1066320), (80, 986346), (90, 876752), (96, 821955), (111, 710880), (120, 657564), (144, 547970), (148, 533160), (160, 493173), (180, 438376), (185, 426528), (222, 355440), (240, 328782), (288, 273985), (296, 266580), (333, 236960), (360, 219188), (370, 213264), (444, 177720), (480, 164391), (555, 142176), (592, 133290), (666, 118480), (720, 109594), (740, 106632), (888, 88860), (1110, 71088), (1184, 66645), (1332, 59240), (1440, 54797), (1480, 53316), (1481, 53280), (1665, 47392), (1776, 44430), (2220, 35544), (2664, 29620), (2960, 26658), (2962, 26640), (3330, 23696), (3552, 22215), (4440, 17772), (4443, 17760), (5328, 14810), (5920, 13329), (5924, 13320), (6660, 11848), (7405, 10656), (8880, 8886)]