1851419200

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:445

約数の個数: 168

約数和(自身を含む): 4752116480

約数和(自身を除く): 2900697280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 163, 200, 229, 248, 310, 320, 326, 400, 458, 496, 620, 652, 775, 800, 815, 916, 992, 1145, 1240, 1304, 1550, 1600, 1630, 1832, 1984, 2290, 2480, 2608, 3100, 3260, 3664, 4075, 4580, 4960, 5053, 5216, 5725, 6200, 6520, 7099, 7328, 8150, 9160, 9920, 10106, 10432, 11450, 12400, 13040, 14198, 14656, 16300, 18320, 20212, 22900, 24800, 25265, 26080, 28396, 32600, 35495, 36640, 37327, 40424, 45800, 49600, 50530, 52160, 56792, 65200, 70990, 73280, 74654, 80848, 91600, 101060, 113584, 126325, 130400, 141980, 149308, 161696, 177475, 183200, 186635, 202120, 227168, 252650, 260800, 283960, 298616, 323392, 354950, 366400, 373270, 404240, 454336, 505300, 567920, 597232, 709900, 746540, 808480, 933175, 1010600, 1135840, 1157137, 1194464, 1419800, 1493080, 1616960, 1866350, 2021200, 2271680, 2314274, 2388928, 2839600, 2986160, 3732700, 4042400, 4628548, 5679200, 5785685, 5972320, 7465400, 8084800, 9257096, 11358400, 11571370, 11944640, 14930800, 18514192, 23142740, 28928425, 29861600, 37028384, 46285480, 57856850, 59723200, 74056768, 92570960, 115713700, 185141920, 231427400, 370283840, 462854800, 925709600, 1851419200]

約数ペア:

[(1, 1851419200), (2, 925709600), (4, 462854800), (5, 370283840), (8, 231427400), (10, 185141920), (16, 115713700), (20, 92570960), (25, 74056768), (31, 59723200), (32, 57856850), (40, 46285480), (50, 37028384), (62, 29861600), (64, 28928425), (80, 23142740), (100, 18514192), (124, 14930800), (155, 11944640), (160, 11571370), (163, 11358400), (200, 9257096), (229, 8084800), (248, 7465400), (310, 5972320), (320, 5785685), (326, 5679200), (400, 4628548), (458, 4042400), (496, 3732700), (620, 2986160), (652, 2839600), (775, 2388928), (800, 2314274), (815, 2271680), (916, 2021200), (992, 1866350), (1145, 1616960), (1240, 1493080), (1304, 1419800), (1550, 1194464), (1600, 1157137), (1630, 1135840), (1832, 1010600), (1984, 933175), (2290, 808480), (2480, 746540), (2608, 709900), (3100, 597232), (3260, 567920), (3664, 505300), (4075, 454336), (4580, 404240), (4960, 373270), (5053, 366400), (5216, 354950), (5725, 323392), (6200, 298616), (6520, 283960), (7099, 260800), (7328, 252650), (8150, 227168), (9160, 202120), (9920, 186635), (10106, 183200), (10432, 177475), (11450, 161696), (12400, 149308), (13040, 141980), (14198, 130400), (14656, 126325), (16300, 113584), (18320, 101060), (20212, 91600), (22900, 80848), (24800, 74654), (25265, 73280), (26080, 70990), (28396, 65200), (32600, 56792), (35495, 52160), (36640, 50530), (37327, 49600), (40424, 45800)]