81391748040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1\times {\mathrm{2251}}^1$

素因数の和:4452

約数の個数: 192

約数和(自身を含む): 270397820160

約数和(自身を除く): 189006072120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1880, 2115, 2137, 2251, 2820, 3384, 4230, 4274, 4502, 5640, 6411, 6753, 8460, 8548, 9004, 10685, 11255, 12822, 13506, 16920, 17096, 18008, 19233, 20259, 21370, 22510, 25644, 27012, 32055, 33765, 38466, 40518, 42740, 45020, 51288, 54024, 64110, 67530, 76932, 81036, 85480, 90040, 96165, 100439, 101295, 105797, 128220, 135060, 153864, 162072, 192330, 200878, 202590, 211594, 256440, 270120, 301317, 317391, 384660, 401756, 405180, 423188, 502195, 528985, 602634, 634782, 769320, 803512, 810360, 846376, 903951, 952173, 1004390, 1057970, 1205268, 1269564, 1506585, 1586955, 1807902, 1904346, 2008780, 2115940, 2410536, 2539128, 3013170, 3173910, 3615804, 3808692, 4017560, 4231880, 4519755, 4760865, 4810387, 6026340, 6347820, 7231608, 7617384, 9039510, 9521730, 9620774, 12052680, 12695640, 14431161, 18079020, 19043460, 19241548, 24051935, 28862322, 36158040, 38086920, 38483096, 43293483, 48103870, 57724644, 72155805, 86586966, 96207740, 115449288, 144311610, 173173932, 192415480, 216467415, 226088189, 288623220, 346347864, 432934830, 452176378, 577246440, 678264567, 865869660, 904352756, 1130440945, 1356529134, 1731739320, 1808705512, 2034793701, 2260881890, 2713058268, 3391322835, 4069587402, 4521763780, 5426116536, 6782645670, 8139174804, 9043527560, 10173968505, 13565291340, 16278349608, 20347937010, 27130582680, 40695874020, 81391748040]

約数ペア:

[(1, 81391748040), (2, 40695874020), (3, 27130582680), (4, 20347937010), (5, 16278349608), (6, 13565291340), (8, 10173968505), (9, 9043527560), (10, 8139174804), (12, 6782645670), (15, 5426116536), (18, 4521763780), (20, 4069587402), (24, 3391322835), (30, 2713058268), (36, 2260881890), (40, 2034793701), (45, 1808705512), (47, 1731739320), (60, 1356529134), (72, 1130440945), (90, 904352756), (94, 865869660), (120, 678264567), (141, 577246440), (180, 452176378), (188, 432934830), (235, 346347864), (282, 288623220), (360, 226088189), (376, 216467415), (423, 192415480), (470, 173173932), (564, 144311610), (705, 115449288), (846, 96207740), (940, 86586966), (1128, 72155805), (1410, 57724644), (1692, 48103870), (1880, 43293483), (2115, 38483096), (2137, 38086920), (2251, 36158040), (2820, 28862322), (3384, 24051935), (4230, 19241548), (4274, 19043460), (4502, 18079020), (5640, 14431161), (6411, 12695640), (6753, 12052680), (8460, 9620774), (8548, 9521730), (9004, 9039510), (10685, 7617384), (11255, 7231608), (12822, 6347820), (13506, 6026340), (16920, 4810387), (17096, 4760865), (18008, 4519755), (19233, 4231880), (20259, 4017560), (21370, 3808692), (22510, 3615804), (25644, 3173910), (27012, 3013170), (32055, 2539128), (33765, 2410536), (38466, 2115940), (40518, 2008780), (42740, 1904346), (45020, 1807902), (51288, 1586955), (54024, 1506585), (64110, 1269564), (67530, 1205268), (76932, 1057970), (81036, 1004390), (85480, 952173), (90040, 903951), (96165, 846376), (100439, 810360), (101295, 803512), (105797, 769320), (128220, 634782), (135060, 602634), (153864, 528985), (162072, 502195), (192330, 423188), (200878, 405180), (202590, 401756), (211594, 384660), (256440, 317391), (270120, 301317)]