61867980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 196245504

約数和(自身を除く): 134377524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 71, 90, 94, 103, 141, 142, 180, 188, 206, 213, 235, 282, 284, 309, 355, 412, 423, 426, 470, 515, 564, 618, 639, 705, 710, 846, 852, 927, 940, 1030, 1065, 1236, 1278, 1410, 1420, 1545, 1692, 1854, 2060, 2115, 2130, 2556, 2820, 3090, 3195, 3337, 3708, 4230, 4260, 4635, 4841, 6180, 6390, 6674, 7313, 8460, 9270, 9682, 10011, 12780, 13348, 14523, 14626, 16685, 18540, 19364, 20022, 21939, 24205, 29046, 29252, 30033, 33370, 36565, 40044, 43569, 43878, 48410, 50055, 58092, 60066, 65817, 66740, 72615, 73130, 87138, 87756, 96820, 100110, 109695, 120132, 131634, 145230, 146260, 150165, 174276, 200220, 217845, 219390, 263268, 290460, 300330, 329085, 343711, 435690, 438780, 600660, 658170, 687422, 871380, 1031133, 1316340, 1374844, 1718555, 2062266, 3093399, 3437110, 4124532, 5155665, 6186798, 6874220, 10311330, 12373596, 15466995, 20622660, 30933990, 61867980]

約数ペア:

[(1, 61867980), (2, 30933990), (3, 20622660), (4, 15466995), (5, 12373596), (6, 10311330), (9, 6874220), (10, 6186798), (12, 5155665), (15, 4124532), (18, 3437110), (20, 3093399), (30, 2062266), (36, 1718555), (45, 1374844), (47, 1316340), (60, 1031133), (71, 871380), (90, 687422), (94, 658170), (103, 600660), (141, 438780), (142, 435690), (180, 343711), (188, 329085), (206, 300330), (213, 290460), (235, 263268), (282, 219390), (284, 217845), (309, 200220), (355, 174276), (412, 150165), (423, 146260), (426, 145230), (470, 131634), (515, 120132), (564, 109695), (618, 100110), (639, 96820), (705, 87756), (710, 87138), (846, 73130), (852, 72615), (927, 66740), (940, 65817), (1030, 60066), (1065, 58092), (1236, 50055), (1278, 48410), (1410, 43878), (1420, 43569), (1545, 40044), (1692, 36565), (1854, 33370), (2060, 30033), (2115, 29252), (2130, 29046), (2556, 24205), (2820, 21939), (3090, 20022), (3195, 19364), (3337, 18540), (3708, 16685), (4230, 14626), (4260, 14523), (4635, 13348), (4841, 12780), (6180, 10011), (6390, 9682), (6674, 9270), (7313, 8460)]