87270540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4421}}^1$

素因数の和:4487

約数の個数: 96

約数和(自身を含む): 285272064

約数和(自身を除く): 198001524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4421, 4935, 6580, 8842, 9870, 13263, 17684, 19740, 22105, 26526, 30947, 44210, 53052, 61894, 66315, 88420, 92841, 123788, 132630, 154735, 185682, 207787, 265260, 309470, 371364, 415574, 464205, 618940, 623361, 831148, 928410, 1038935, 1246722, 1454509, 1856820, 2077870, 2493444, 2909018, 3116805, 4155740, 4363527, 5818036, 6233610, 7272545, 8727054, 12467220, 14545090, 17454108, 21817635, 29090180, 43635270, 87270540]

約数ペア:

[(1, 87270540), (2, 43635270), (3, 29090180), (4, 21817635), (5, 17454108), (6, 14545090), (7, 12467220), (10, 8727054), (12, 7272545), (14, 6233610), (15, 5818036), (20, 4363527), (21, 4155740), (28, 3116805), (30, 2909018), (35, 2493444), (42, 2077870), (47, 1856820), (60, 1454509), (70, 1246722), (84, 1038935), (94, 928410), (105, 831148), (140, 623361), (141, 618940), (188, 464205), (210, 415574), (235, 371364), (282, 309470), (329, 265260), (420, 207787), (470, 185682), (564, 154735), (658, 132630), (705, 123788), (940, 92841), (987, 88420), (1316, 66315), (1410, 61894), (1645, 53052), (1974, 44210), (2820, 30947), (3290, 26526), (3948, 22105), (4421, 19740), (4935, 17684), (6580, 13263), (8842, 9870)]