198550040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 505612800

約数和(自身を除く): 307062760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 109, 113, 124, 130, 155, 218, 226, 248, 260, 310, 403, 436, 452, 520, 545, 565, 620, 806, 872, 904, 1090, 1130, 1240, 1417, 1469, 1612, 2015, 2180, 2260, 2834, 2938, 3224, 3379, 3503, 4030, 4360, 4520, 5668, 5876, 6758, 7006, 7085, 7345, 8060, 11336, 11752, 12317, 13516, 14012, 14170, 14690, 16120, 16895, 17515, 24634, 27032, 28024, 28340, 29380, 33790, 35030, 43927, 45539, 49268, 56680, 58760, 61585, 67580, 70060, 87854, 91078, 98536, 123170, 135160, 140120, 160121, 175708, 182156, 219635, 227695, 246340, 320242, 351416, 364312, 381827, 439270, 455390, 492680, 640484, 763654, 800605, 878540, 910780, 1280968, 1527308, 1601210, 1757080, 1821560, 1909135, 3054616, 3202420, 3818270, 4963751, 6404840, 7636540, 9927502, 15273080, 19855004, 24818755, 39710008, 49637510, 99275020, 198550040]

約数ペア:

[(1, 198550040), (2, 99275020), (4, 49637510), (5, 39710008), (8, 24818755), (10, 19855004), (13, 15273080), (20, 9927502), (26, 7636540), (31, 6404840), (40, 4963751), (52, 3818270), (62, 3202420), (65, 3054616), (104, 1909135), (109, 1821560), (113, 1757080), (124, 1601210), (130, 1527308), (155, 1280968), (218, 910780), (226, 878540), (248, 800605), (260, 763654), (310, 640484), (403, 492680), (436, 455390), (452, 439270), (520, 381827), (545, 364312), (565, 351416), (620, 320242), (806, 246340), (872, 227695), (904, 219635), (1090, 182156), (1130, 175708), (1240, 160121), (1417, 140120), (1469, 135160), (1612, 123170), (2015, 98536), (2180, 91078), (2260, 87854), (2834, 70060), (2938, 67580), (3224, 61585), (3379, 58760), (3503, 56680), (4030, 49268), (4360, 45539), (4520, 43927), (5668, 35030), (5876, 33790), (6758, 29380), (7006, 28340), (7085, 28024), (7345, 27032), (8060, 24634), (11336, 17515), (11752, 16895), (12317, 16120), (13516, 14690), (14012, 14170)]