19769972280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{7681}}^1$

素因数の和:8025

約数の個数: 128

約数和(自身を含む): 60233025600

約数和(自身を除く): 40463053320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 241, 267, 356, 445, 482, 534, 712, 723, 890, 964, 1068, 1205, 1335, 1446, 1780, 1928, 2136, 2410, 2670, 2892, 3560, 3615, 4820, 5340, 5784, 7230, 7681, 9640, 10680, 14460, 15362, 21449, 23043, 28920, 30724, 38405, 42898, 46086, 61448, 64347, 76810, 85796, 92172, 107245, 115215, 128694, 153620, 171592, 184344, 214490, 230430, 257388, 307240, 321735, 428980, 460860, 514776, 643470, 683609, 857960, 921720, 1286940, 1367218, 1851121, 2050827, 2573880, 2734436, 3418045, 3702242, 4101654, 5468872, 5553363, 6836090, 7404484, 8203308, 9255605, 10254135, 11106726, 13672180, 14808968, 16406616, 18511210, 20508270, 22213452, 27344360, 27766815, 37022420, 41016540, 44426904, 55533630, 74044840, 82033080, 111067260, 164749769, 222134520, 329499538, 494249307, 658999076, 823748845, 988498614, 1317998152, 1647497690, 1976997228, 2471246535, 3294995380, 3953994456, 4942493070, 6589990760, 9884986140, 19769972280]

約数ペア:

[(1, 19769972280), (2, 9884986140), (3, 6589990760), (4, 4942493070), (5, 3953994456), (6, 3294995380), (8, 2471246535), (10, 1976997228), (12, 1647497690), (15, 1317998152), (20, 988498614), (24, 823748845), (30, 658999076), (40, 494249307), (60, 329499538), (89, 222134520), (120, 164749769), (178, 111067260), (241, 82033080), (267, 74044840), (356, 55533630), (445, 44426904), (482, 41016540), (534, 37022420), (712, 27766815), (723, 27344360), (890, 22213452), (964, 20508270), (1068, 18511210), (1205, 16406616), (1335, 14808968), (1446, 13672180), (1780, 11106726), (1928, 10254135), (2136, 9255605), (2410, 8203308), (2670, 7404484), (2892, 6836090), (3560, 5553363), (3615, 5468872), (4820, 4101654), (5340, 3702242), (5784, 3418045), (7230, 2734436), (7681, 2573880), (9640, 2050827), (10680, 1851121), (14460, 1367218), (15362, 1286940), (21449, 921720), (23043, 857960), (28920, 683609), (30724, 643470), (38405, 514776), (42898, 460860), (46086, 428980), (61448, 321735), (64347, 307240), (76810, 257388), (85796, 230430), (92172, 214490), (107245, 184344), (115215, 171592), (128694, 153620)]