66346980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22567}}^1$

素因数の和:22593

約数の個数: 72

約数和(自身を含む): 216111168

約数和(自身を除く): 149764188

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, 22567, 45134, 67701, 90268, 112835, 135402, 157969, 225670, 270804, 315938, 338505, 451340, 473907, 631876, 677010, 789845, 947814, 1105783, 1354020, 1579690, 1895628, 2211566, 2369535, 3159380, 3317349, 4423132, 4739070, 5528915, 6634698, 9478140, 11057830, 13269396, 16586745, 22115660, 33173490, 66346980]

約数ペア:

[(1, 66346980), (2, 33173490), (3, 22115660), (4, 16586745), (5, 13269396), (6, 11057830), (7, 9478140), (10, 6634698), (12, 5528915), (14, 4739070), (15, 4423132), (20, 3317349), (21, 3159380), (28, 2369535), (30, 2211566), (35, 1895628), (42, 1579690), (49, 1354020), (60, 1105783), (70, 947814), (84, 789845), (98, 677010), (105, 631876), (140, 473907), (147, 451340), (196, 338505), (210, 315938), (245, 270804), (294, 225670), (420, 157969), (490, 135402), (588, 112835), (735, 90268), (980, 67701), (1470, 45134), (2940, 22567)]