251312320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1$

素因数の和:918

約数の個数: 112

約数和(自身を含む): 689384448

約数和(自身を除く): 438072128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 151, 160, 224, 280, 302, 320, 448, 560, 604, 743, 755, 1057, 1120, 1208, 1486, 1510, 2114, 2240, 2416, 2972, 3020, 3715, 4228, 4832, 5201, 5285, 5944, 6040, 7430, 8456, 9664, 10402, 10570, 11888, 12080, 14860, 16912, 20804, 21140, 23776, 24160, 26005, 29720, 33824, 41608, 42280, 47552, 48320, 52010, 59440, 67648, 83216, 84560, 104020, 112193, 118880, 166432, 169120, 208040, 224386, 237760, 332864, 338240, 416080, 448772, 560965, 785351, 832160, 897544, 1121930, 1570702, 1664320, 1795088, 2243860, 3141404, 3590176, 3926755, 4487720, 6282808, 7180352, 7853510, 8975440, 12565616, 15707020, 17950880, 25131232, 31414040, 35901760, 50262464, 62828080, 125656160, 251312320]

約数ペア:

[(1, 251312320), (2, 125656160), (4, 62828080), (5, 50262464), (7, 35901760), (8, 31414040), (10, 25131232), (14, 17950880), (16, 15707020), (20, 12565616), (28, 8975440), (32, 7853510), (35, 7180352), (40, 6282808), (56, 4487720), (64, 3926755), (70, 3590176), (80, 3141404), (112, 2243860), (140, 1795088), (151, 1664320), (160, 1570702), (224, 1121930), (280, 897544), (302, 832160), (320, 785351), (448, 560965), (560, 448772), (604, 416080), (743, 338240), (755, 332864), (1057, 237760), (1120, 224386), (1208, 208040), (1486, 169120), (1510, 166432), (2114, 118880), (2240, 112193), (2416, 104020), (2972, 84560), (3020, 83216), (3715, 67648), (4228, 59440), (4832, 52010), (5201, 48320), (5285, 47552), (5944, 42280), (6040, 41608), (7430, 33824), (8456, 29720), (9664, 26005), (10402, 24160), (10570, 23776), (11888, 21140), (12080, 20804), (14860, 16912)]