200023880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 535680000

約数和(自身を除く): 335656120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 239, 244, 245, 280, 305, 343, 392, 427, 478, 488, 490, 610, 686, 854, 956, 980, 1195, 1220, 1372, 1673, 1708, 1715, 1912, 1960, 2135, 2390, 2440, 2744, 2989, 3346, 3416, 3430, 4270, 4780, 5978, 6692, 6860, 8365, 8540, 9560, 11711, 11956, 13384, 13720, 14579, 14945, 16730, 17080, 20923, 23422, 23912, 29158, 29890, 33460, 41846, 46844, 58316, 58555, 59780, 66920, 72895, 81977, 83692, 93688, 102053, 104615, 116632, 117110, 119560, 145790, 163954, 167384, 204106, 209230, 234220, 291580, 327908, 408212, 409885, 418460, 468440, 510265, 583160, 655816, 714371, 816424, 819770, 836920, 1020530, 1428742, 1639540, 2041060, 2857484, 3279080, 3571855, 4082120, 5000597, 5714968, 7143710, 10001194, 14287420, 20002388, 25002985, 28574840, 40004776, 50005970, 100011940, 200023880]

約数ペア:

[(1, 200023880), (2, 100011940), (4, 50005970), (5, 40004776), (7, 28574840), (8, 25002985), (10, 20002388), (14, 14287420), (20, 10001194), (28, 7143710), (35, 5714968), (40, 5000597), (49, 4082120), (56, 3571855), (61, 3279080), (70, 2857484), (98, 2041060), (122, 1639540), (140, 1428742), (196, 1020530), (239, 836920), (244, 819770), (245, 816424), (280, 714371), (305, 655816), (343, 583160), (392, 510265), (427, 468440), (478, 418460), (488, 409885), (490, 408212), (610, 327908), (686, 291580), (854, 234220), (956, 209230), (980, 204106), (1195, 167384), (1220, 163954), (1372, 145790), (1673, 119560), (1708, 117110), (1715, 116632), (1912, 104615), (1960, 102053), (2135, 93688), (2390, 83692), (2440, 81977), (2744, 72895), (2989, 66920), (3346, 59780), (3416, 58555), (3430, 58316), (4270, 46844), (4780, 41846), (5978, 33460), (6692, 29890), (6860, 29158), (8365, 23912), (8540, 23422), (9560, 20923), (11711, 17080), (11956, 16730), (13384, 14945), (13720, 14579)]