164321820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70223}}^1$

素因数の和:70251

約数の個数: 72

約数和(自身を含む): 536792256

約数和(自身を除く): 372470436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 70223, 140446, 210669, 280892, 351115, 421338, 632007, 702230, 842676, 912899, 1053345, 1264014, 1404460, 1825798, 2106690, 2528028, 2738697, 3160035, 3651596, 4213380, 4564495, 5477394, 6320070, 8216091, 9128990, 10954788, 12640140, 13693485, 16432182, 18257980, 27386970, 32864364, 41080455, 54773940, 82160910, 164321820]

約数ペア:

[(1, 164321820), (2, 82160910), (3, 54773940), (4, 41080455), (5, 32864364), (6, 27386970), (9, 18257980), (10, 16432182), (12, 13693485), (13, 12640140), (15, 10954788), (18, 9128990), (20, 8216091), (26, 6320070), (30, 5477394), (36, 4564495), (39, 4213380), (45, 3651596), (52, 3160035), (60, 2738697), (65, 2528028), (78, 2106690), (90, 1825798), (117, 1404460), (130, 1264014), (156, 1053345), (180, 912899), (195, 842676), (234, 702230), (260, 632007), (390, 421338), (468, 351115), (585, 280892), (780, 210669), (1170, 140446), (2340, 70223)]