278940300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 838612992

約数和(自身を除く): 559672692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 73, 75, 94, 100, 141, 146, 150, 188, 219, 235, 271, 282, 292, 300, 365, 438, 470, 542, 564, 705, 730, 813, 876, 940, 1084, 1095, 1175, 1355, 1410, 1460, 1626, 1825, 2190, 2350, 2710, 2820, 3252, 3431, 3525, 3650, 4065, 4380, 4700, 5420, 5475, 6775, 6862, 7050, 7300, 8130, 10293, 10950, 12737, 13550, 13724, 14100, 16260, 17155, 19783, 20325, 20586, 21900, 25474, 27100, 34310, 38211, 39566, 40650, 41172, 50948, 51465, 59349, 63685, 68620, 76422, 79132, 81300, 85775, 98915, 102930, 118698, 127370, 152844, 171550, 191055, 197830, 205860, 237396, 254740, 257325, 296745, 318425, 343100, 382110, 395660, 494575, 514650, 593490, 636850, 764220, 929801, 955275, 989150, 1029300, 1186980, 1273700, 1483725, 1859602, 1910550, 1978300, 2789403, 2967450, 3719204, 3821100, 4649005, 5578806, 5934900, 9298010, 11157612, 13947015, 18596020, 23245025, 27894030, 46490050, 55788060, 69735075, 92980100, 139470150, 278940300]

約数ペア:

[(1, 278940300), (2, 139470150), (3, 92980100), (4, 69735075), (5, 55788060), (6, 46490050), (10, 27894030), (12, 23245025), (15, 18596020), (20, 13947015), (25, 11157612), (30, 9298010), (47, 5934900), (50, 5578806), (60, 4649005), (73, 3821100), (75, 3719204), (94, 2967450), (100, 2789403), (141, 1978300), (146, 1910550), (150, 1859602), (188, 1483725), (219, 1273700), (235, 1186980), (271, 1029300), (282, 989150), (292, 955275), (300, 929801), (365, 764220), (438, 636850), (470, 593490), (542, 514650), (564, 494575), (705, 395660), (730, 382110), (813, 343100), (876, 318425), (940, 296745), (1084, 257325), (1095, 254740), (1175, 237396), (1355, 205860), (1410, 197830), (1460, 191055), (1626, 171550), (1825, 152844), (2190, 127370), (2350, 118698), (2710, 102930), (2820, 98915), (3252, 85775), (3431, 81300), (3525, 79132), (3650, 76422), (4065, 68620), (4380, 63685), (4700, 59349), (5420, 51465), (5475, 50948), (6775, 41172), (6862, 40650), (7050, 39566), (7300, 38211), (8130, 34310), (10293, 27100), (10950, 25474), (12737, 21900), (13550, 20586), (13724, 20325), (14100, 19783), (16260, 17155)]