219661760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 112

約数和(自身を含む): 559612800

約数和(自身を除く): 339951040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 149, 160, 170, 271, 272, 298, 320, 340, 542, 544, 596, 680, 745, 1084, 1088, 1192, 1355, 1360, 1490, 2168, 2384, 2533, 2710, 2720, 2980, 4336, 4607, 4768, 5066, 5420, 5440, 5960, 8672, 9214, 9536, 10132, 10840, 11920, 12665, 17344, 18428, 20264, 21680, 23035, 23840, 25330, 36856, 40379, 40528, 43360, 46070, 47680, 50660, 73712, 80758, 81056, 86720, 92140, 101320, 147424, 161516, 162112, 184280, 201895, 202640, 294848, 323032, 368560, 403790, 405280, 646064, 686443, 737120, 807580, 810560, 1292128, 1372886, 1474240, 1615160, 2584256, 2745772, 3230320, 3432215, 5491544, 6460640, 6864430, 10983088, 12921280, 13728860, 21966176, 27457720, 43932352, 54915440, 109830880, 219661760]

約数ペア:

[(1, 219661760), (2, 109830880), (4, 54915440), (5, 43932352), (8, 27457720), (10, 21966176), (16, 13728860), (17, 12921280), (20, 10983088), (32, 6864430), (34, 6460640), (40, 5491544), (64, 3432215), (68, 3230320), (80, 2745772), (85, 2584256), (136, 1615160), (149, 1474240), (160, 1372886), (170, 1292128), (271, 810560), (272, 807580), (298, 737120), (320, 686443), (340, 646064), (542, 405280), (544, 403790), (596, 368560), (680, 323032), (745, 294848), (1084, 202640), (1088, 201895), (1192, 184280), (1355, 162112), (1360, 161516), (1490, 147424), (2168, 101320), (2384, 92140), (2533, 86720), (2710, 81056), (2720, 80758), (2980, 73712), (4336, 50660), (4607, 47680), (4768, 46070), (5066, 43360), (5420, 40528), (5440, 40379), (5960, 36856), (8672, 25330), (9214, 23840), (9536, 23035), (10132, 21680), (10840, 20264), (11920, 18428), (12665, 17344)]