123341820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41953}}^1$

素因数の和:41979

約数の個数: 72

約数和(自身を含む): 401751504

約数和(自身を除く): 278409684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 41953, 83906, 125859, 167812, 209765, 251718, 293671, 419530, 503436, 587342, 629295, 839060, 881013, 1174684, 1258590, 1468355, 1762026, 2055697, 2517180, 2936710, 3524052, 4111394, 4405065, 5873420, 6167091, 8222788, 8810130, 10278485, 12334182, 17620260, 20556970, 24668364, 30835455, 41113940, 61670910, 123341820]

約数ペア:

[(1, 123341820), (2, 61670910), (3, 41113940), (4, 30835455), (5, 24668364), (6, 20556970), (7, 17620260), (10, 12334182), (12, 10278485), (14, 8810130), (15, 8222788), (20, 6167091), (21, 5873420), (28, 4405065), (30, 4111394), (35, 3524052), (42, 2936710), (49, 2517180), (60, 2055697), (70, 1762026), (84, 1468355), (98, 1258590), (105, 1174684), (140, 881013), (147, 839060), (196, 629295), (210, 587342), (245, 503436), (294, 419530), (420, 293671), (490, 251718), (588, 209765), (735, 167812), (980, 125859), (1470, 83906), (2940, 41953)]