90635940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 292131840

約数和(自身を除く): 201495900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 333, 370, 372, 439, 444, 465, 555, 558, 620, 666, 740, 878, 930, 1110, 1116, 1147, 1317, 1332, 1395, 1665, 1756, 1860, 2195, 2220, 2294, 2634, 2790, 3330, 3441, 3951, 4390, 4588, 5268, 5580, 5735, 6585, 6660, 6882, 7902, 8780, 10323, 11470, 13170, 13609, 13764, 15804, 16243, 17205, 19755, 20646, 22940, 26340, 27218, 32486, 34410, 39510, 40827, 41292, 48729, 51615, 54436, 64972, 68045, 68820, 79020, 81215, 81654, 97458, 103230, 122481, 136090, 146187, 162430, 163308, 194916, 204135, 206460, 243645, 244962, 272180, 292374, 324860, 408270, 487290, 489924, 503533, 584748, 612405, 730935, 816540, 974580, 1007066, 1224810, 1461870, 1510599, 2014132, 2449620, 2517665, 2923740, 3021198, 4531797, 5035330, 6042396, 7552995, 9063594, 10070660, 15105990, 18127188, 22658985, 30211980, 45317970, 90635940]

約数ペア:

[(1, 90635940), (2, 45317970), (3, 30211980), (4, 22658985), (5, 18127188), (6, 15105990), (9, 10070660), (10, 9063594), (12, 7552995), (15, 6042396), (18, 5035330), (20, 4531797), (30, 3021198), (31, 2923740), (36, 2517665), (37, 2449620), (45, 2014132), (60, 1510599), (62, 1461870), (74, 1224810), (90, 1007066), (93, 974580), (111, 816540), (124, 730935), (148, 612405), (155, 584748), (180, 503533), (185, 489924), (186, 487290), (222, 408270), (279, 324860), (310, 292374), (333, 272180), (370, 244962), (372, 243645), (439, 206460), (444, 204135), (465, 194916), (555, 163308), (558, 162430), (620, 146187), (666, 136090), (740, 122481), (878, 103230), (930, 97458), (1110, 81654), (1116, 81215), (1147, 79020), (1317, 68820), (1332, 68045), (1395, 64972), (1665, 54436), (1756, 51615), (1860, 48729), (2195, 41292), (2220, 40827), (2294, 39510), (2634, 34410), (2790, 32486), (3330, 27218), (3441, 26340), (3951, 22940), (4390, 20646), (4588, 19755), (5268, 17205), (5580, 16243), (5735, 15804), (6585, 13764), (6660, 13609), (6882, 13170), (7902, 11470), (8780, 10323)]