219765280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{821}}^1$

素因数の和:1082

約数の個数: 96

約数和(自身を含む): 596574720

約数和(自身を除く): 376809440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 239, 280, 478, 560, 821, 956, 1120, 1195, 1642, 1673, 1912, 2390, 3284, 3346, 3824, 4105, 4780, 5747, 6568, 6692, 7648, 8210, 8365, 9560, 11494, 13136, 13384, 16420, 16730, 19120, 22988, 26272, 26768, 28735, 32840, 33460, 38240, 45976, 53536, 57470, 65680, 66920, 91952, 114940, 131360, 133840, 183904, 196219, 229880, 267680, 392438, 459760, 784876, 919520, 981095, 1373533, 1569752, 1962190, 2747066, 3139504, 3924380, 5494132, 6279008, 6867665, 7848760, 10988264, 13735330, 15697520, 21976528, 27470660, 31395040, 43953056, 54941320, 109882640, 219765280]

約数ペア:

[(1, 219765280), (2, 109882640), (4, 54941320), (5, 43953056), (7, 31395040), (8, 27470660), (10, 21976528), (14, 15697520), (16, 13735330), (20, 10988264), (28, 7848760), (32, 6867665), (35, 6279008), (40, 5494132), (56, 3924380), (70, 3139504), (80, 2747066), (112, 1962190), (140, 1569752), (160, 1373533), (224, 981095), (239, 919520), (280, 784876), (478, 459760), (560, 392438), (821, 267680), (956, 229880), (1120, 196219), (1195, 183904), (1642, 133840), (1673, 131360), (1912, 114940), (2390, 91952), (3284, 66920), (3346, 65680), (3824, 57470), (4105, 53536), (4780, 45976), (5747, 38240), (6568, 33460), (6692, 32840), (7648, 28735), (8210, 26768), (8365, 26272), (9560, 22988), (11494, 19120), (13136, 16730), (13384, 16420)]