64894620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22073}}^1$

素因数の和:22099

約数の個数: 72

約数和(自身を含む): 211380624

約数和(自身を除く): 146486004

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, 22073, 44146, 66219, 88292, 110365, 132438, 154511, 220730, 264876, 309022, 331095, 441460, 463533, 618044, 662190, 772555, 927066, 1081577, 1324380, 1545110, 1854132, 2163154, 2317665, 3090220, 3244731, 4326308, 4635330, 5407885, 6489462, 9270660, 10815770, 12978924, 16223655, 21631540, 32447310, 64894620]

約数ペア:

[(1, 64894620), (2, 32447310), (3, 21631540), (4, 16223655), (5, 12978924), (6, 10815770), (7, 9270660), (10, 6489462), (12, 5407885), (14, 4635330), (15, 4326308), (20, 3244731), (21, 3090220), (28, 2317665), (30, 2163154), (35, 1854132), (42, 1545110), (49, 1324380), (60, 1081577), (70, 927066), (84, 772555), (98, 662190), (105, 618044), (140, 463533), (147, 441460), (196, 331095), (210, 309022), (245, 264876), (294, 220730), (420, 154511), (490, 132438), (588, 110365), (735, 88292), (980, 66219), (1470, 44146), (2940, 22073)]