87667860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29819}}^1$

素因数の和:29845

約数の個数: 72

約数和(自身を含む): 285556320

約数和(自身を除く): 197888460

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, 29819, 59638, 89457, 119276, 149095, 178914, 208733, 298190, 357828, 417466, 447285, 596380, 626199, 834932, 894570, 1043665, 1252398, 1461131, 1789140, 2087330, 2504796, 2922262, 3130995, 4174660, 4383393, 5844524, 6261990, 7305655, 8766786, 12523980, 14611310, 17533572, 21916965, 29222620, 43833930, 87667860]

約数ペア:

[(1, 87667860), (2, 43833930), (3, 29222620), (4, 21916965), (5, 17533572), (6, 14611310), (7, 12523980), (10, 8766786), (12, 7305655), (14, 6261990), (15, 5844524), (20, 4383393), (21, 4174660), (28, 3130995), (30, 2922262), (35, 2504796), (42, 2087330), (49, 1789140), (60, 1461131), (70, 1252398), (84, 1043665), (98, 894570), (105, 834932), (140, 626199), (147, 596380), (196, 447285), (210, 417466), (245, 357828), (294, 298190), (420, 208733), (490, 178914), (588, 149095), (735, 119276), (980, 89457), (1470, 59638), (2940, 29819)]