66466980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:571

約数の個数: 120

約数和(自身を含む): 211309560

約数和(自身を除く): 144842580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 461, 534, 540, 801, 810, 890, 922, 1068, 1335, 1383, 1602, 1620, 1780, 1844, 2305, 2403, 2670, 2766, 3204, 4005, 4149, 4610, 4806, 5340, 5532, 6915, 7209, 8010, 8298, 9220, 9612, 12015, 12447, 13830, 14418, 16020, 16596, 20745, 24030, 24894, 27660, 28836, 36045, 37341, 41029, 41490, 48060, 49788, 62235, 72090, 74682, 82058, 82980, 123087, 124470, 144180, 149364, 164116, 186705, 205145, 246174, 248940, 369261, 373410, 410290, 492348, 615435, 738522, 746820, 820580, 1107783, 1230870, 1477044, 1846305, 2215566, 2461740, 3323349, 3692610, 4431132, 5538915, 6646698, 7385220, 11077830, 13293396, 16616745, 22155660, 33233490, 66466980]

約数ペア:

[(1, 66466980), (2, 33233490), (3, 22155660), (4, 16616745), (5, 13293396), (6, 11077830), (9, 7385220), (10, 6646698), (12, 5538915), (15, 4431132), (18, 3692610), (20, 3323349), (27, 2461740), (30, 2215566), (36, 1846305), (45, 1477044), (54, 1230870), (60, 1107783), (81, 820580), (89, 746820), (90, 738522), (108, 615435), (135, 492348), (162, 410290), (178, 373410), (180, 369261), (267, 248940), (270, 246174), (324, 205145), (356, 186705), (405, 164116), (445, 149364), (461, 144180), (534, 124470), (540, 123087), (801, 82980), (810, 82058), (890, 74682), (922, 72090), (1068, 62235), (1335, 49788), (1383, 48060), (1602, 41490), (1620, 41029), (1780, 37341), (1844, 36045), (2305, 28836), (2403, 27660), (2670, 24894), (2766, 24030), (3204, 20745), (4005, 16596), (4149, 16020), (4610, 14418), (4806, 13830), (5340, 12447), (5532, 12015), (6915, 9612), (7209, 9220), (8010, 8298)]