264972120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{953}}^1$

素因数の和:1305

約数の個数: 128

約数和(自身を含む): 912176640

約数和(自身を除く): 647204520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 331, 420, 662, 840, 953, 993, 1324, 1655, 1906, 1986, 2317, 2648, 2859, 3310, 3812, 3972, 4634, 4765, 4965, 5718, 6620, 6671, 6951, 7624, 7944, 9268, 9530, 9930, 11436, 11585, 13240, 13342, 13902, 14295, 18536, 19060, 19860, 20013, 22872, 23170, 26684, 27804, 28590, 33355, 34755, 38120, 39720, 40026, 46340, 53368, 55608, 57180, 66710, 69510, 80052, 92680, 100065, 114360, 133420, 139020, 160104, 200130, 266840, 278040, 315443, 400260, 630886, 800520, 946329, 1261772, 1577215, 1892658, 2208101, 2523544, 3154430, 3785316, 4416202, 4731645, 6308860, 6624303, 7570632, 8832404, 9463290, 11040505, 12617720, 13248606, 17664808, 18926580, 22081010, 26497212, 33121515, 37853160, 44162020, 52994424, 66243030, 88324040, 132486060, 264972120]

約数ペア:

[(1, 264972120), (2, 132486060), (3, 88324040), (4, 66243030), (5, 52994424), (6, 44162020), (7, 37853160), (8, 33121515), (10, 26497212), (12, 22081010), (14, 18926580), (15, 17664808), (20, 13248606), (21, 12617720), (24, 11040505), (28, 9463290), (30, 8832404), (35, 7570632), (40, 6624303), (42, 6308860), (56, 4731645), (60, 4416202), (70, 3785316), (84, 3154430), (105, 2523544), (120, 2208101), (140, 1892658), (168, 1577215), (210, 1261772), (280, 946329), (331, 800520), (420, 630886), (662, 400260), (840, 315443), (953, 278040), (993, 266840), (1324, 200130), (1655, 160104), (1906, 139020), (1986, 133420), (2317, 114360), (2648, 100065), (2859, 92680), (3310, 80052), (3812, 69510), (3972, 66710), (4634, 57180), (4765, 55608), (4965, 53368), (5718, 46340), (6620, 40026), (6671, 39720), (6951, 38120), (7624, 34755), (7944, 33355), (9268, 28590), (9530, 27804), (9930, 26684), (11436, 23170), (11585, 22872), (13240, 20013), (13342, 19860), (13902, 19060), (14295, 18536)]