2739780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 8596224

約数和(自身を除く): 5856444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 491, 558, 620, 930, 982, 1116, 1395, 1473, 1860, 1964, 2455, 2790, 2946, 4419, 4910, 5580, 5892, 7365, 8838, 9820, 14730, 15221, 17676, 22095, 29460, 30442, 44190, 45663, 60884, 76105, 88380, 91326, 136989, 152210, 182652, 228315, 273978, 304420, 456630, 547956, 684945, 913260, 1369890, 2739780]

約数ペア:

[(1, 2739780), (2, 1369890), (3, 913260), (4, 684945), (5, 547956), (6, 456630), (9, 304420), (10, 273978), (12, 228315), (15, 182652), (18, 152210), (20, 136989), (30, 91326), (31, 88380), (36, 76105), (45, 60884), (60, 45663), (62, 44190), (90, 30442), (93, 29460), (124, 22095), (155, 17676), (180, 15221), (186, 14730), (279, 9820), (310, 8838), (372, 7365), (465, 5892), (491, 5580), (558, 4910), (620, 4419), (930, 2946), (982, 2790), (1116, 2455), (1395, 1964), (1473, 1860)]