221394720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{461239}}^1$

素因数の和:461257

約数の個数: 48

約数和(自身を含む): 697394880

約数和(自身を除く): 476000160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 461239, 922478, 1383717, 1844956, 2306195, 2767434, 3689912, 4612390, 5534868, 6918585, 7379824, 9224780, 11069736, 13837170, 14759648, 18449560, 22139472, 27674340, 36899120, 44278944, 55348680, 73798240, 110697360, 221394720]

約数ペア:

[(1, 221394720), (2, 110697360), (3, 73798240), (4, 55348680), (5, 44278944), (6, 36899120), (8, 27674340), (10, 22139472), (12, 18449560), (15, 14759648), (16, 13837170), (20, 11069736), (24, 9224780), (30, 7379824), (32, 6918585), (40, 5534868), (48, 4612390), (60, 3689912), (80, 2767434), (96, 2306195), (120, 1844956), (160, 1383717), (240, 922478), (480, 461239)]