84511980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67073}}^1$

素因数の和:67095

約数の個数: 72

約数和(自身を含む): 292979232

約数和(自身を除く): 208467252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 67073, 134146, 201219, 268292, 335365, 402438, 469511, 603657, 670730, 804876, 939022, 1006095, 1207314, 1341460, 1408533, 1878044, 2012190, 2347555, 2414628, 2817066, 3018285, 4024380, 4225599, 4695110, 5634132, 6036570, 7042665, 8451198, 9390220, 12073140, 14085330, 16902396, 21127995, 28170660, 42255990, 84511980]

約数ペア:

[(1, 84511980), (2, 42255990), (3, 28170660), (4, 21127995), (5, 16902396), (6, 14085330), (7, 12073140), (9, 9390220), (10, 8451198), (12, 7042665), (14, 6036570), (15, 5634132), (18, 4695110), (20, 4225599), (21, 4024380), (28, 3018285), (30, 2817066), (35, 2414628), (36, 2347555), (42, 2012190), (45, 1878044), (60, 1408533), (63, 1341460), (70, 1207314), (84, 1006095), (90, 939022), (105, 804876), (126, 670730), (140, 603657), (180, 469511), (210, 402438), (252, 335365), (315, 268292), (420, 201219), (630, 134146), (1260, 67073)]