1268275920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{6421}}^1$

素因数の和:7260

約数の個数: 80

約数和(自身を含む): 3937045632

約数和(自身を除く): 2668769712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 823, 1646, 2469, 3292, 4115, 4938, 6421, 6584, 8230, 9876, 12345, 12842, 13168, 16460, 19263, 19752, 24690, 25684, 32105, 32920, 38526, 39504, 49380, 51368, 64210, 65840, 77052, 96315, 98760, 102736, 128420, 154104, 192630, 197520, 256840, 308208, 385260, 513680, 770520, 1541040, 5284483, 10568966, 15853449, 21137932, 26422415, 31706898, 42275864, 52844830, 63413796, 79267245, 84551728, 105689660, 126827592, 158534490, 211379320, 253655184, 317068980, 422758640, 634137960, 1268275920]

約数ペア:

[(1, 1268275920), (2, 634137960), (3, 422758640), (4, 317068980), (5, 253655184), (6, 211379320), (8, 158534490), (10, 126827592), (12, 105689660), (15, 84551728), (16, 79267245), (20, 63413796), (24, 52844830), (30, 42275864), (40, 31706898), (48, 26422415), (60, 21137932), (80, 15853449), (120, 10568966), (240, 5284483), (823, 1541040), (1646, 770520), (2469, 513680), (3292, 385260), (4115, 308208), (4938, 256840), (6421, 197520), (6584, 192630), (8230, 154104), (9876, 128420), (12345, 102736), (12842, 98760), (13168, 96315), (16460, 77052), (19263, 65840), (19752, 64210), (24690, 51368), (25684, 49380), (32105, 39504), (32920, 38526)]