121857960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{145069}}^1$

素因数の和:145090

約数の個数: 64

約数和(自身を含む): 417801600

約数和(自身を除く): 295943640

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, 145069, 290138, 435207, 580276, 725345, 870414, 1015483, 1160552, 1450690, 1740828, 2030966, 2176035, 2901380, 3046449, 3481656, 4061932, 4352070, 5077415, 5802760, 6092898, 8123864, 8704140, 10154830, 12185796, 15232245, 17408280, 20309660, 24371592, 30464490, 40619320, 60928980, 121857960]

約数ペア:

[(1, 121857960), (2, 60928980), (3, 40619320), (4, 30464490), (5, 24371592), (6, 20309660), (7, 17408280), (8, 15232245), (10, 12185796), (12, 10154830), (14, 8704140), (15, 8123864), (20, 6092898), (21, 5802760), (24, 5077415), (28, 4352070), (30, 4061932), (35, 3481656), (40, 3046449), (42, 2901380), (56, 2176035), (60, 2030966), (70, 1740828), (84, 1450690), (105, 1160552), (120, 1015483), (140, 870414), (168, 725345), (210, 580276), (280, 435207), (420, 290138), (840, 145069)]