67669840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 181238400

約数和(自身を除く): 113568560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 811, 1043, 1192, 1490, 1622, 2086, 2384, 2980, 3244, 4055, 4172, 5215, 5677, 5960, 6488, 8110, 8344, 10430, 11354, 11920, 12976, 16220, 16688, 20860, 22708, 28385, 32440, 41720, 45416, 56770, 64880, 83440, 90832, 113540, 120839, 227080, 241678, 454160, 483356, 604195, 845873, 966712, 1208390, 1691746, 1933424, 2416780, 3383492, 4229365, 4833560, 6766984, 8458730, 9667120, 13533968, 16917460, 33834920, 67669840]

約数ペア:

[(1, 67669840), (2, 33834920), (4, 16917460), (5, 13533968), (7, 9667120), (8, 8458730), (10, 6766984), (14, 4833560), (16, 4229365), (20, 3383492), (28, 2416780), (35, 1933424), (40, 1691746), (56, 1208390), (70, 966712), (80, 845873), (112, 604195), (140, 483356), (149, 454160), (280, 241678), (298, 227080), (560, 120839), (596, 113540), (745, 90832), (811, 83440), (1043, 64880), (1192, 56770), (1490, 45416), (1622, 41720), (2086, 32440), (2384, 28385), (2980, 22708), (3244, 20860), (4055, 16688), (4172, 16220), (5215, 12976), (5677, 11920), (5960, 11354), (6488, 10430), (8110, 8344)]