140212980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{569}}^1$

素因数の和:658

約数の個数: 108

約数和(自身を含む): 437886540

約数和(自身を除く): 297673560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 569, 666, 740, 1110, 1138, 1332, 1369, 1665, 1707, 2220, 2276, 2738, 2845, 3330, 3414, 4107, 5121, 5476, 5690, 6660, 6828, 6845, 8214, 8535, 10242, 11380, 12321, 13690, 16428, 17070, 20484, 20535, 21053, 24642, 25605, 27380, 34140, 41070, 42106, 49284, 51210, 61605, 63159, 82140, 84212, 102420, 105265, 123210, 126318, 189477, 210530, 246420, 252636, 315795, 378954, 421060, 631590, 757908, 778961, 947385, 1263180, 1557922, 1894770, 2336883, 3115844, 3789540, 3894805, 4673766, 7010649, 7789610, 9347532, 11684415, 14021298, 15579220, 23368830, 28042596, 35053245, 46737660, 70106490, 140212980]

約数ペア:

[(1, 140212980), (2, 70106490), (3, 46737660), (4, 35053245), (5, 28042596), (6, 23368830), (9, 15579220), (10, 14021298), (12, 11684415), (15, 9347532), (18, 7789610), (20, 7010649), (30, 4673766), (36, 3894805), (37, 3789540), (45, 3115844), (60, 2336883), (74, 1894770), (90, 1557922), (111, 1263180), (148, 947385), (180, 778961), (185, 757908), (222, 631590), (333, 421060), (370, 378954), (444, 315795), (555, 252636), (569, 246420), (666, 210530), (740, 189477), (1110, 126318), (1138, 123210), (1332, 105265), (1369, 102420), (1665, 84212), (1707, 82140), (2220, 63159), (2276, 61605), (2738, 51210), (2845, 49284), (3330, 42106), (3414, 41070), (4107, 34140), (5121, 27380), (5476, 25605), (5690, 24642), (6660, 21053), (6828, 20535), (6845, 20484), (8214, 17070), (8535, 16428), (10242, 13690), (11380, 12321)]