78866340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9883}}^1$

素因数の和:9921

約数の個数: 96

約数和(自身を含む): 265681920

約数和(自身を除く): 186815580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 9883, 19766, 29649, 39532, 49415, 59298, 69181, 98830, 118596, 138362, 148245, 187777, 197660, 207543, 276724, 296490, 345905, 375554, 415086, 563331, 592980, 691810, 751108, 830172, 938885, 1037715, 1126662, 1314439, 1383620, 1877770, 2075430, 2253324, 2628878, 2816655, 3755540, 3943317, 4150860, 5257756, 5633310, 6572195, 7886634, 11266620, 13144390, 15773268, 19716585, 26288780, 39433170, 78866340]

約数ペア:

[(1, 78866340), (2, 39433170), (3, 26288780), (4, 19716585), (5, 15773268), (6, 13144390), (7, 11266620), (10, 7886634), (12, 6572195), (14, 5633310), (15, 5257756), (19, 4150860), (20, 3943317), (21, 3755540), (28, 2816655), (30, 2628878), (35, 2253324), (38, 2075430), (42, 1877770), (57, 1383620), (60, 1314439), (70, 1126662), (76, 1037715), (84, 938885), (95, 830172), (105, 751108), (114, 691810), (133, 592980), (140, 563331), (190, 415086), (210, 375554), (228, 345905), (266, 296490), (285, 276724), (380, 207543), (399, 197660), (420, 187777), (532, 148245), (570, 138362), (665, 118596), (798, 98830), (1140, 69181), (1330, 59298), (1596, 49415), (1995, 39532), (2660, 29649), (3990, 19766), (7980, 9883)]