668406060

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{25261}}^1$

素因数の和:25293

約数の個数: 144

約数和(自身を含む): 2419089120

約数和(自身を除く): 1750683060

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, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 25261, 26460, 50522, 75783, 101044, 126305, 151566, 176827, 227349, 252610, 303132, 353654, 378915, 454698, 505220, 530481, 682047, 707308, 757830, 884135, 909396, 1060962, 1136745, 1237789, 1364094, 1515660, 1591443, 1768270, 2121924, 2273490, 2475578, 2652405, 2728188, 3182886, 3410235, 3536540, 3713367, 4546980, 4774329, 4951156, 5304810, 6188945, 6365772, 6820470, 7426734, 7957215, 9548658, 10609620, 11140101, 12377890, 13640940, 14853468, 15914430, 18566835, 19097316, 22280202, 23871645, 24755780, 31828860, 33420303, 37133670, 44560404, 47743290, 55700505, 66840606, 74267340, 95486580, 111401010, 133681212, 167101515, 222802020, 334203030, 668406060]

約数ペア:

[(1, 668406060), (2, 334203030), (3, 222802020), (4, 167101515), (5, 133681212), (6, 111401010), (7, 95486580), (9, 74267340), (10, 66840606), (12, 55700505), (14, 47743290), (15, 44560404), (18, 37133670), (20, 33420303), (21, 31828860), (27, 24755780), (28, 23871645), (30, 22280202), (35, 19097316), (36, 18566835), (42, 15914430), (45, 14853468), (49, 13640940), (54, 12377890), (60, 11140101), (63, 10609620), (70, 9548658), (84, 7957215), (90, 7426734), (98, 6820470), (105, 6365772), (108, 6188945), (126, 5304810), (135, 4951156), (140, 4774329), (147, 4546980), (180, 3713367), (189, 3536540), (196, 3410235), (210, 3182886), (245, 2728188), (252, 2652405), (270, 2475578), (294, 2273490), (315, 2121924), (378, 1768270), (420, 1591443), (441, 1515660), (490, 1364094), (540, 1237789), (588, 1136745), (630, 1060962), (735, 909396), (756, 884135), (882, 757830), (945, 707308), (980, 682047), (1260, 530481), (1323, 505220), (1470, 454698), (1764, 378915), (1890, 353654), (2205, 303132), (2646, 252610), (2940, 227349), (3780, 176827), (4410, 151566), (5292, 126305), (6615, 101044), (8820, 75783), (13230, 50522), (25261, 26460)]