17998414740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1\times {\mathrm{1249}}^1$

素因数の和:1846

約数の個数: 144

約数和(自身を含む): 55036800000

約数和(自身を除く): 37038385260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 359, 446, 669, 718, 892, 1077, 1115, 1249, 1338, 1436, 1795, 2007, 2154, 2230, 2498, 2676, 3231, 3345, 3590, 3747, 4014, 4308, 4460, 4996, 5385, 6245, 6462, 6690, 7180, 7494, 8028, 10035, 10770, 11241, 12490, 12924, 13380, 14988, 16155, 18735, 20070, 21540, 22482, 24980, 32310, 37470, 40140, 44964, 56205, 64620, 74940, 80057, 112410, 160114, 224820, 240171, 278527, 320228, 400285, 448391, 480342, 557054, 720513, 800570, 835581, 896782, 960684, 1114108, 1200855, 1345173, 1392635, 1441026, 1601140, 1671162, 1793564, 2241955, 2401710, 2506743, 2690346, 2785270, 2882052, 3342324, 3602565, 4035519, 4177905, 4483910, 4803420, 5013486, 5380692, 5570540, 6725865, 7205130, 8071038, 8355810, 8967820, 10026972, 12533715, 13451730, 14410260, 16142076, 16711620, 20177595, 25067430, 26903460, 40355190, 50134860, 80710380, 99991193, 199982386, 299973579, 399964772, 499955965, 599947158, 899920737, 999911930, 1199894316, 1499867895, 1799841474, 1999823860, 2999735790, 3599682948, 4499603685, 5999471580, 8999207370, 17998414740]

約数ペア:

[(1, 17998414740), (2, 8999207370), (3, 5999471580), (4, 4499603685), (5, 3599682948), (6, 2999735790), (9, 1999823860), (10, 1799841474), (12, 1499867895), (15, 1199894316), (18, 999911930), (20, 899920737), (30, 599947158), (36, 499955965), (45, 399964772), (60, 299973579), (90, 199982386), (180, 99991193), (223, 80710380), (359, 50134860), (446, 40355190), (669, 26903460), (718, 25067430), (892, 20177595), (1077, 16711620), (1115, 16142076), (1249, 14410260), (1338, 13451730), (1436, 12533715), (1795, 10026972), (2007, 8967820), (2154, 8355810), (2230, 8071038), (2498, 7205130), (2676, 6725865), (3231, 5570540), (3345, 5380692), (3590, 5013486), (3747, 4803420), (4014, 4483910), (4308, 4177905), (4460, 4035519), (4996, 3602565), (5385, 3342324), (6245, 2882052), (6462, 2785270), (6690, 2690346), (7180, 2506743), (7494, 2401710), (8028, 2241955), (10035, 1793564), (10770, 1671162), (11241, 1601140), (12490, 1441026), (12924, 1392635), (13380, 1345173), (14988, 1200855), (16155, 1114108), (18735, 960684), (20070, 896782), (21540, 835581), (22482, 800570), (24980, 720513), (32310, 557054), (37470, 480342), (40140, 448391), (44964, 400285), (56205, 320228), (64620, 278527), (74940, 240171), (80057, 224820), (112410, 160114)]