2687580

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 9784320

約数和(自身を除く): 7096740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 79, 81, 84, 90, 105, 108, 126, 135, 140, 158, 162, 180, 189, 210, 237, 243, 252, 270, 315, 316, 324, 378, 395, 405, 420, 474, 486, 540, 553, 567, 630, 711, 756, 790, 810, 945, 948, 972, 1106, 1134, 1185, 1215, 1260, 1422, 1580, 1620, 1659, 1701, 1890, 2133, 2212, 2268, 2370, 2430, 2765, 2835, 2844, 3318, 3402, 3555, 3780, 4266, 4740, 4860, 4977, 5530, 5670, 6399, 6636, 6804, 7110, 8295, 8505, 8532, 9954, 10665, 11060, 11340, 12798, 14220, 14931, 16590, 17010, 19197, 19908, 21330, 24885, 25596, 29862, 31995, 33180, 34020, 38394, 42660, 44793, 49770, 59724, 63990, 74655, 76788, 89586, 95985, 99540, 127980, 134379, 149310, 179172, 191970, 223965, 268758, 298620, 383940, 447930, 537516, 671895, 895860, 1343790, 2687580]

約数ペア:

[(1, 2687580), (2, 1343790), (3, 895860), (4, 671895), (5, 537516), (6, 447930), (7, 383940), (9, 298620), (10, 268758), (12, 223965), (14, 191970), (15, 179172), (18, 149310), (20, 134379), (21, 127980), (27, 99540), (28, 95985), (30, 89586), (35, 76788), (36, 74655), (42, 63990), (45, 59724), (54, 49770), (60, 44793), (63, 42660), (70, 38394), (79, 34020), (81, 33180), (84, 31995), (90, 29862), (105, 25596), (108, 24885), (126, 21330), (135, 19908), (140, 19197), (158, 17010), (162, 16590), (180, 14931), (189, 14220), (210, 12798), (237, 11340), (243, 11060), (252, 10665), (270, 9954), (315, 8532), (316, 8505), (324, 8295), (378, 7110), (395, 6804), (405, 6636), (420, 6399), (474, 5670), (486, 5530), (540, 4977), (553, 4860), (567, 4740), (630, 4266), (711, 3780), (756, 3555), (790, 3402), (810, 3318), (945, 2844), (948, 2835), (972, 2765), (1106, 2430), (1134, 2370), (1185, 2268), (1215, 2212), (1260, 2133), (1422, 1890), (1580, 1701), (1620, 1659)]