15984518220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{260419}}^1$

素因数の和:260476

約数の個数: 144

約数和(自身を含む): 54600698880

約数和(自身を除く): 38616180660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1705, 1860, 1980, 2046, 2790, 3069, 3410, 4092, 5115, 5580, 6138, 6820, 10230, 12276, 15345, 20460, 30690, 61380, 260419, 520838, 781257, 1041676, 1302095, 1562514, 2343771, 2604190, 2864609, 3125028, 3906285, 4687542, 5208380, 5729218, 7812570, 8072989, 8593827, 9375084, 11458436, 11718855, 14323045, 15625140, 16145978, 17187654, 23437710, 24218967, 25781481, 28646090, 32291956, 34375308, 40364945, 42969135, 46875420, 48437934, 51562962, 57292180, 72656901, 80729890, 85938270, 88802879, 96875868, 103125924, 121094835, 128907405, 145313802, 161459780, 171876540, 177605758, 242189670, 257814810, 266408637, 290627604, 355211516, 363284505, 444014395, 484379340, 515629620, 532817274, 726569010, 799225911, 888028790, 1065634548, 1332043185, 1453138020, 1598451822, 1776057580, 2664086370, 3196903644, 3996129555, 5328172740, 7992259110, 15984518220]

約数ペア:

[(1, 15984518220), (2, 7992259110), (3, 5328172740), (4, 3996129555), (5, 3196903644), (6, 2664086370), (9, 1776057580), (10, 1598451822), (11, 1453138020), (12, 1332043185), (15, 1065634548), (18, 888028790), (20, 799225911), (22, 726569010), (30, 532817274), (31, 515629620), (33, 484379340), (36, 444014395), (44, 363284505), (45, 355211516), (55, 290627604), (60, 266408637), (62, 257814810), (66, 242189670), (90, 177605758), (93, 171876540), (99, 161459780), (110, 145313802), (124, 128907405), (132, 121094835), (155, 103125924), (165, 96875868), (180, 88802879), (186, 85938270), (198, 80729890), (220, 72656901), (279, 57292180), (310, 51562962), (330, 48437934), (341, 46875420), (372, 42969135), (396, 40364945), (465, 34375308), (495, 32291956), (558, 28646090), (620, 25781481), (660, 24218967), (682, 23437710), (930, 17187654), (990, 16145978), (1023, 15625140), (1116, 14323045), (1364, 11718855), (1395, 11458436), (1705, 9375084), (1860, 8593827), (1980, 8072989), (2046, 7812570), (2790, 5729218), (3069, 5208380), (3410, 4687542), (4092, 3906285), (5115, 3125028), (5580, 2864609), (6138, 2604190), (6820, 2343771), (10230, 1562514), (12276, 1302095), (15345, 1041676), (20460, 781257), (30690, 520838), (61380, 260419)]