8678040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{10331}}^1$

素因数の和:10352

約数の個数: 64

約数和(自身を含む): 29756160

約数和(自身を除く): 21078120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 10331, 20662, 30993, 41324, 51655, 61986, 72317, 82648, 103310, 123972, 144634, 154965, 206620, 216951, 247944, 289268, 309930, 361585, 413240, 433902, 578536, 619860, 723170, 867804, 1084755, 1239720, 1446340, 1735608, 2169510, 2892680, 4339020, 8678040]

約数ペア:

[(1, 8678040), (2, 4339020), (3, 2892680), (4, 2169510), (5, 1735608), (6, 1446340), (7, 1239720), (8, 1084755), (10, 867804), (12, 723170), (14, 619860), (15, 578536), (20, 433902), (21, 413240), (24, 361585), (28, 309930), (30, 289268), (35, 247944), (40, 216951), (42, 206620), (56, 154965), (60, 144634), (70, 123972), (84, 103310), (105, 82648), (120, 72317), (140, 61986), (168, 51655), (210, 41324), (280, 30993), (420, 20662), (840, 10331)]