2659140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 9434880

約数和(自身を除く): 6775740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 79, 85, 90, 99, 102, 110, 132, 153, 158, 165, 170, 180, 187, 198, 204, 220, 237, 255, 306, 316, 330, 340, 374, 395, 396, 474, 495, 510, 561, 612, 660, 711, 748, 765, 790, 869, 935, 948, 990, 1020, 1122, 1185, 1343, 1422, 1530, 1580, 1683, 1738, 1870, 1980, 2244, 2370, 2607, 2686, 2805, 2844, 3060, 3366, 3476, 3555, 3740, 4029, 4345, 4740, 5214, 5372, 5610, 6715, 6732, 7110, 7821, 8058, 8415, 8690, 10428, 11220, 12087, 13035, 13430, 14220, 14773, 15642, 16116, 16830, 17380, 20145, 24174, 26070, 26860, 29546, 31284, 33660, 39105, 40290, 44319, 48348, 52140, 59092, 60435, 73865, 78210, 80580, 88638, 120870, 132957, 147730, 156420, 177276, 221595, 241740, 265914, 295460, 443190, 531828, 664785, 886380, 1329570, 2659140]

約数ペア:

[(1, 2659140), (2, 1329570), (3, 886380), (4, 664785), (5, 531828), (6, 443190), (9, 295460), (10, 265914), (11, 241740), (12, 221595), (15, 177276), (17, 156420), (18, 147730), (20, 132957), (22, 120870), (30, 88638), (33, 80580), (34, 78210), (36, 73865), (44, 60435), (45, 59092), (51, 52140), (55, 48348), (60, 44319), (66, 40290), (68, 39105), (79, 33660), (85, 31284), (90, 29546), (99, 26860), (102, 26070), (110, 24174), (132, 20145), (153, 17380), (158, 16830), (165, 16116), (170, 15642), (180, 14773), (187, 14220), (198, 13430), (204, 13035), (220, 12087), (237, 11220), (255, 10428), (306, 8690), (316, 8415), (330, 8058), (340, 7821), (374, 7110), (395, 6732), (396, 6715), (474, 5610), (495, 5372), (510, 5214), (561, 4740), (612, 4345), (660, 4029), (711, 3740), (748, 3555), (765, 3476), (790, 3366), (869, 3060), (935, 2844), (948, 2805), (990, 2686), (1020, 2607), (1122, 2370), (1185, 2244), (1343, 1980), (1422, 1870), (1530, 1738), (1580, 1683)]