255507720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 192

約数和(自身を含む): 852223680

約数和(自身を除く): 596715960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 169, 172, 195, 215, 258, 260, 293, 312, 338, 344, 390, 430, 507, 516, 520, 559, 586, 645, 676, 780, 845, 860, 879, 1014, 1032, 1118, 1172, 1290, 1352, 1465, 1560, 1677, 1690, 1720, 1758, 2028, 2236, 2344, 2535, 2580, 2795, 2930, 3354, 3380, 3516, 3809, 4056, 4395, 4472, 5070, 5160, 5590, 5860, 6708, 6760, 7032, 7267, 7618, 8385, 8790, 10140, 11180, 11427, 11720, 12599, 13416, 14534, 15236, 16770, 17580, 19045, 20280, 21801, 22360, 22854, 25198, 29068, 30472, 33540, 35160, 36335, 37797, 38090, 43602, 45708, 49517, 50396, 57135, 58136, 62995, 67080, 72670, 75594, 76180, 87204, 91416, 99034, 100792, 109005, 114270, 125990, 145340, 148551, 151188, 152360, 163787, 174408, 188985, 198068, 218010, 228540, 247585, 251980, 290680, 297102, 302376, 327574, 377970, 396136, 436020, 457080, 491361, 495170, 503960, 594204, 655148, 742755, 755940, 818935, 872040, 982722, 990340, 1188408, 1310296, 1485510, 1511880, 1637870, 1965444, 1980680, 2129231, 2456805, 2971020, 3275740, 3930888, 4258462, 4913610, 5942040, 6387693, 6551480, 8516924, 9827220, 10646155, 12775386, 17033848, 19654440, 21292310, 25550772, 31938465, 42584620, 51101544, 63876930, 85169240, 127753860, 255507720]

約数ペア:

[(1, 255507720), (2, 127753860), (3, 85169240), (4, 63876930), (5, 51101544), (6, 42584620), (8, 31938465), (10, 25550772), (12, 21292310), (13, 19654440), (15, 17033848), (20, 12775386), (24, 10646155), (26, 9827220), (30, 8516924), (39, 6551480), (40, 6387693), (43, 5942040), (52, 4913610), (60, 4258462), (65, 3930888), (78, 3275740), (86, 2971020), (104, 2456805), (120, 2129231), (129, 1980680), (130, 1965444), (156, 1637870), (169, 1511880), (172, 1485510), (195, 1310296), (215, 1188408), (258, 990340), (260, 982722), (293, 872040), (312, 818935), (338, 755940), (344, 742755), (390, 655148), (430, 594204), (507, 503960), (516, 495170), (520, 491361), (559, 457080), (586, 436020), (645, 396136), (676, 377970), (780, 327574), (845, 302376), (860, 297102), (879, 290680), (1014, 251980), (1032, 247585), (1118, 228540), (1172, 218010), (1290, 198068), (1352, 188985), (1465, 174408), (1560, 163787), (1677, 152360), (1690, 151188), (1720, 148551), (1758, 145340), (2028, 125990), (2236, 114270), (2344, 109005), (2535, 100792), (2580, 99034), (2795, 91416), (2930, 87204), (3354, 76180), (3380, 75594), (3516, 72670), (3809, 67080), (4056, 62995), (4395, 58136), (4472, 57135), (5070, 50396), (5160, 49517), (5590, 45708), (5860, 43602), (6708, 38090), (6760, 37797), (7032, 36335), (7267, 35160), (7618, 33540), (8385, 30472), (8790, 29068), (10140, 25198), (11180, 22854), (11427, 22360), (11720, 21801), (12599, 20280), (13416, 19045), (14534, 17580), (15236, 16770)]