154447440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:789

約数の個数: 160

約数和(自身を含む): 551750400

約数和(自身を除く): 397302960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 149, 168, 210, 240, 280, 298, 336, 420, 447, 560, 596, 617, 745, 840, 894, 1043, 1192, 1234, 1490, 1680, 1788, 1851, 2086, 2235, 2384, 2468, 2980, 3085, 3129, 3576, 3702, 4172, 4319, 4470, 4936, 5215, 5960, 6170, 6258, 7152, 7404, 8344, 8638, 8940, 9255, 9872, 10430, 11920, 12340, 12516, 12957, 14808, 15645, 16688, 17276, 17880, 18510, 20860, 21595, 24680, 25032, 25914, 29616, 31290, 34552, 35760, 37020, 41720, 43190, 49360, 50064, 51828, 62580, 64785, 69104, 74040, 83440, 86380, 91933, 103656, 125160, 129570, 148080, 172760, 183866, 207312, 250320, 259140, 275799, 345520, 367732, 459665, 518280, 551598, 643531, 735464, 919330, 1036560, 1103196, 1287062, 1378995, 1470928, 1838660, 1930593, 2206392, 2574124, 2757990, 3217655, 3677320, 3861186, 4412784, 5148248, 5515980, 6435310, 7354640, 7722372, 9652965, 10296496, 11031960, 12870620, 15444744, 19305930, 22063920, 25741240, 30889488, 38611860, 51482480, 77223720, 154447440]

約数ペア:

[(1, 154447440), (2, 77223720), (3, 51482480), (4, 38611860), (5, 30889488), (6, 25741240), (7, 22063920), (8, 19305930), (10, 15444744), (12, 12870620), (14, 11031960), (15, 10296496), (16, 9652965), (20, 7722372), (21, 7354640), (24, 6435310), (28, 5515980), (30, 5148248), (35, 4412784), (40, 3861186), (42, 3677320), (48, 3217655), (56, 2757990), (60, 2574124), (70, 2206392), (80, 1930593), (84, 1838660), (105, 1470928), (112, 1378995), (120, 1287062), (140, 1103196), (149, 1036560), (168, 919330), (210, 735464), (240, 643531), (280, 551598), (298, 518280), (336, 459665), (420, 367732), (447, 345520), (560, 275799), (596, 259140), (617, 250320), (745, 207312), (840, 183866), (894, 172760), (1043, 148080), (1192, 129570), (1234, 125160), (1490, 103656), (1680, 91933), (1788, 86380), (1851, 83440), (2086, 74040), (2235, 69104), (2384, 64785), (2468, 62580), (2980, 51828), (3085, 50064), (3129, 49360), (3576, 43190), (3702, 41720), (4172, 37020), (4319, 35760), (4470, 34552), (4936, 31290), (5215, 29616), (5960, 25914), (6170, 25032), (6258, 24680), (7152, 21595), (7404, 20860), (8344, 18510), (8638, 17880), (8940, 17276), (9255, 16688), (9872, 15645), (10430, 14808), (11920, 12957), (12340, 12516)]