218295840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{64969}}^1$

素因数の和:64994

約数の個数: 96

約数和(自身を含む): 785877120

約数和(自身を除く): 567581280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 64969, 129938, 194907, 259876, 324845, 389814, 454783, 519752, 649690, 779628, 909566, 974535, 1039504, 1299380, 1364349, 1559256, 1819132, 1949070, 2079008, 2273915, 2598760, 2728698, 3118512, 3638264, 3898140, 4547830, 5197520, 5457396, 6237024, 6821745, 7276528, 7796280, 9095660, 10395040, 10914792, 13643490, 14553056, 15592560, 18191320, 21829584, 27286980, 31185120, 36382640, 43659168, 54573960, 72765280, 109147920, 218295840]

約数ペア:

[(1, 218295840), (2, 109147920), (3, 72765280), (4, 54573960), (5, 43659168), (6, 36382640), (7, 31185120), (8, 27286980), (10, 21829584), (12, 18191320), (14, 15592560), (15, 14553056), (16, 13643490), (20, 10914792), (21, 10395040), (24, 9095660), (28, 7796280), (30, 7276528), (32, 6821745), (35, 6237024), (40, 5457396), (42, 5197520), (48, 4547830), (56, 3898140), (60, 3638264), (70, 3118512), (80, 2728698), (84, 2598760), (96, 2273915), (105, 2079008), (112, 1949070), (120, 1819132), (140, 1559256), (160, 1364349), (168, 1299380), (210, 1039504), (224, 974535), (240, 909566), (280, 779628), (336, 649690), (420, 519752), (480, 454783), (560, 389814), (672, 324845), (840, 259876), (1120, 194907), (1680, 129938), (3360, 64969)]