188687640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 582552000

約数和(自身を除く): 393864360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 149, 173, 183, 244, 298, 305, 346, 366, 447, 488, 519, 596, 610, 692, 732, 745, 865, 894, 915, 1038, 1192, 1220, 1384, 1464, 1490, 1730, 1788, 1830, 2076, 2235, 2440, 2595, 2980, 3460, 3576, 3660, 4152, 4470, 5190, 5960, 6920, 7320, 8940, 9089, 10380, 10553, 17880, 18178, 20760, 21106, 25777, 27267, 31659, 36356, 42212, 45445, 51554, 52765, 54534, 63318, 72712, 77331, 84424, 90890, 103108, 105530, 109068, 126636, 128885, 136335, 154662, 158295, 181780, 206216, 211060, 218136, 253272, 257770, 272670, 309324, 316590, 363560, 386655, 422120, 515540, 545340, 618648, 633180, 773310, 1031080, 1090680, 1266360, 1546620, 1572397, 3093240, 3144794, 4717191, 6289588, 7861985, 9434382, 12579176, 15723970, 18868764, 23585955, 31447940, 37737528, 47171910, 62895880, 94343820, 188687640]

約数ペア:

[(1, 188687640), (2, 94343820), (3, 62895880), (4, 47171910), (5, 37737528), (6, 31447940), (8, 23585955), (10, 18868764), (12, 15723970), (15, 12579176), (20, 9434382), (24, 7861985), (30, 6289588), (40, 4717191), (60, 3144794), (61, 3093240), (120, 1572397), (122, 1546620), (149, 1266360), (173, 1090680), (183, 1031080), (244, 773310), (298, 633180), (305, 618648), (346, 545340), (366, 515540), (447, 422120), (488, 386655), (519, 363560), (596, 316590), (610, 309324), (692, 272670), (732, 257770), (745, 253272), (865, 218136), (894, 211060), (915, 206216), (1038, 181780), (1192, 158295), (1220, 154662), (1384, 136335), (1464, 128885), (1490, 126636), (1730, 109068), (1788, 105530), (1830, 103108), (2076, 90890), (2235, 84424), (2440, 77331), (2595, 72712), (2980, 63318), (3460, 54534), (3576, 52765), (3660, 51554), (4152, 45445), (4470, 42212), (5190, 36356), (5960, 31659), (6920, 27267), (7320, 25777), (8940, 21106), (9089, 20760), (10380, 18178), (10553, 17880)]