221489493760

素因数分解:

$2^8\times 5^1\times {\mathrm{14983}}^1\times {\mathrm{11549}}^1$

素因数の和:26553

約数の個数: 72

約数和(自身を含む): 530617903200

約数和(自身を除く): 309128409440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 11549, 14983, 23098, 29966, 46196, 57745, 59932, 74915, 92392, 115490, 119864, 149830, 184784, 230980, 239728, 299660, 369568, 461960, 479456, 599320, 739136, 923920, 958912, 1198640, 1478272, 1847840, 1917824, 2397280, 2956544, 3695680, 3835648, 4794560, 7391360, 9589120, 14782720, 19178240, 173038667, 346077334, 692154668, 865193335, 1384309336, 1730386670, 2768618672, 3460773340, 5537237344, 6921546680, 11074474688, 13843093360, 22148949376, 27686186720, 44297898752, 55372373440, 110744746880, 221489493760]

約数ペア:

[(1, 221489493760), (2, 110744746880), (4, 55372373440), (5, 44297898752), (8, 27686186720), (10, 22148949376), (16, 13843093360), (20, 11074474688), (32, 6921546680), (40, 5537237344), (64, 3460773340), (80, 2768618672), (128, 1730386670), (160, 1384309336), (256, 865193335), (320, 692154668), (640, 346077334), (1280, 173038667), (11549, 19178240), (14983, 14782720), (23098, 9589120), (29966, 7391360), (46196, 4794560), (57745, 3835648), (59932, 3695680), (74915, 2956544), (92392, 2397280), (115490, 1917824), (119864, 1847840), (149830, 1478272), (184784, 1198640), (230980, 958912), (239728, 923920), (299660, 739136), (369568, 599320), (461960, 479456)]