181271880

素因数分解:

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

素因数の和:524

約数の個数: 192

約数和(自身を含む): 625996800

約数和(自身を除く): 444724920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 37, 40, 45, 60, 62, 72, 74, 90, 93, 111, 120, 124, 148, 155, 180, 185, 186, 222, 248, 279, 296, 310, 333, 360, 370, 372, 439, 444, 465, 555, 558, 620, 666, 740, 744, 878, 888, 930, 1110, 1116, 1147, 1240, 1317, 1332, 1395, 1480, 1665, 1756, 1860, 2195, 2220, 2232, 2294, 2634, 2664, 2790, 3330, 3441, 3512, 3720, 3951, 4390, 4440, 4588, 5268, 5580, 5735, 6585, 6660, 6882, 7902, 8780, 9176, 10323, 10536, 11160, 11470, 13170, 13320, 13609, 13764, 15804, 16243, 17205, 17560, 19755, 20646, 22940, 26340, 27218, 27528, 31608, 32486, 34410, 39510, 40827, 41292, 45880, 48729, 51615, 52680, 54436, 64972, 68045, 68820, 79020, 81215, 81654, 82584, 97458, 103230, 108872, 122481, 129944, 136090, 137640, 146187, 158040, 162430, 163308, 194916, 204135, 206460, 243645, 244962, 272180, 292374, 324860, 326616, 389832, 408270, 412920, 487290, 489924, 503533, 544360, 584748, 612405, 649720, 730935, 816540, 974580, 979848, 1007066, 1169496, 1224810, 1461870, 1510599, 1633080, 1949160, 2014132, 2449620, 2517665, 2923740, 3021198, 4028264, 4531797, 4899240, 5035330, 5847480, 6042396, 7552995, 9063594, 10070660, 12084792, 15105990, 18127188, 20141320, 22658985, 30211980, 36254376, 45317970, 60423960, 90635940, 181271880]

約数ペア:

[(1, 181271880), (2, 90635940), (3, 60423960), (4, 45317970), (5, 36254376), (6, 30211980), (8, 22658985), (9, 20141320), (10, 18127188), (12, 15105990), (15, 12084792), (18, 10070660), (20, 9063594), (24, 7552995), (30, 6042396), (31, 5847480), (36, 5035330), (37, 4899240), (40, 4531797), (45, 4028264), (60, 3021198), (62, 2923740), (72, 2517665), (74, 2449620), (90, 2014132), (93, 1949160), (111, 1633080), (120, 1510599), (124, 1461870), (148, 1224810), (155, 1169496), (180, 1007066), (185, 979848), (186, 974580), (222, 816540), (248, 730935), (279, 649720), (296, 612405), (310, 584748), (333, 544360), (360, 503533), (370, 489924), (372, 487290), (439, 412920), (444, 408270), (465, 389832), (555, 326616), (558, 324860), (620, 292374), (666, 272180), (740, 244962), (744, 243645), (878, 206460), (888, 204135), (930, 194916), (1110, 163308), (1116, 162430), (1147, 158040), (1240, 146187), (1317, 137640), (1332, 136090), (1395, 129944), (1480, 122481), (1665, 108872), (1756, 103230), (1860, 97458), (2195, 82584), (2220, 81654), (2232, 81215), (2294, 79020), (2634, 68820), (2664, 68045), (2790, 64972), (3330, 54436), (3441, 52680), (3512, 51615), (3720, 48729), (3951, 45880), (4390, 41292), (4440, 40827), (4588, 39510), (5268, 34410), (5580, 32486), (5735, 31608), (6585, 27528), (6660, 27218), (6882, 26340), (7902, 22940), (8780, 20646), (9176, 19755), (10323, 17560), (10536, 17205), (11160, 16243), (11470, 15804), (13170, 13764), (13320, 13609)]