80710320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 262929600

約数和(自身を除く): 182219280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 61, 74, 80, 111, 120, 122, 148, 149, 183, 185, 222, 240, 244, 296, 298, 305, 366, 370, 444, 447, 488, 555, 592, 596, 610, 732, 740, 745, 888, 894, 915, 976, 1110, 1192, 1220, 1464, 1480, 1490, 1776, 1788, 1830, 2220, 2235, 2257, 2384, 2440, 2928, 2960, 2980, 3576, 3660, 4440, 4470, 4514, 4880, 5513, 5960, 6771, 7152, 7320, 8880, 8940, 9028, 9089, 11026, 11285, 11920, 13542, 14640, 16539, 17880, 18056, 18178, 22052, 22570, 27084, 27267, 27565, 33078, 33855, 35760, 36112, 36356, 44104, 45140, 45445, 54168, 54534, 55130, 66156, 67710, 72712, 82695, 88208, 90280, 90890, 108336, 109068, 110260, 132312, 135420, 136335, 145424, 165390, 180560, 181780, 218136, 220520, 264624, 270840, 272670, 330780, 336293, 363560, 436272, 441040, 541680, 545340, 661560, 672586, 727120, 1008879, 1090680, 1323120, 1345172, 1681465, 2017758, 2181360, 2690344, 3362930, 4035516, 5044395, 5380688, 6725860, 8071032, 10088790, 13451720, 16142064, 20177580, 26903440, 40355160, 80710320]

約数ペア:

[(1, 80710320), (2, 40355160), (3, 26903440), (4, 20177580), (5, 16142064), (6, 13451720), (8, 10088790), (10, 8071032), (12, 6725860), (15, 5380688), (16, 5044395), (20, 4035516), (24, 3362930), (30, 2690344), (37, 2181360), (40, 2017758), (48, 1681465), (60, 1345172), (61, 1323120), (74, 1090680), (80, 1008879), (111, 727120), (120, 672586), (122, 661560), (148, 545340), (149, 541680), (183, 441040), (185, 436272), (222, 363560), (240, 336293), (244, 330780), (296, 272670), (298, 270840), (305, 264624), (366, 220520), (370, 218136), (444, 181780), (447, 180560), (488, 165390), (555, 145424), (592, 136335), (596, 135420), (610, 132312), (732, 110260), (740, 109068), (745, 108336), (888, 90890), (894, 90280), (915, 88208), (976, 82695), (1110, 72712), (1192, 67710), (1220, 66156), (1464, 55130), (1480, 54534), (1490, 54168), (1776, 45445), (1788, 45140), (1830, 44104), (2220, 36356), (2235, 36112), (2257, 35760), (2384, 33855), (2440, 33078), (2928, 27565), (2960, 27267), (2980, 27084), (3576, 22570), (3660, 22052), (4440, 18178), (4470, 18056), (4514, 17880), (4880, 16539), (5513, 14640), (5960, 13542), (6771, 11920), (7152, 11285), (7320, 11026), (8880, 9089), (8940, 9028)]