262293680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 715936320

約数和(自身を除く): 453642640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 89, 110, 136, 170, 176, 178, 187, 197, 220, 272, 340, 356, 374, 394, 440, 445, 680, 712, 748, 788, 880, 890, 935, 979, 985, 1360, 1424, 1496, 1513, 1576, 1780, 1870, 1958, 1970, 2167, 2992, 3026, 3152, 3349, 3560, 3740, 3916, 3940, 4334, 4895, 6052, 6698, 7120, 7480, 7565, 7832, 7880, 8668, 9790, 10835, 12104, 13396, 14960, 15130, 15664, 15760, 16643, 16745, 17336, 17533, 19580, 21670, 24208, 26792, 30260, 33286, 33490, 34672, 35066, 36839, 39160, 43340, 53584, 60520, 66572, 66980, 70132, 73678, 78320, 83215, 86680, 87665, 121040, 133144, 133960, 140264, 147356, 166430, 173360, 175330, 184195, 192863, 266288, 267920, 280528, 294712, 298061, 332860, 350660, 368390, 385726, 589424, 596122, 665720, 701320, 736780, 771452, 964315, 1192244, 1331440, 1402640, 1473560, 1490305, 1542904, 1928630, 2384488, 2947120, 2980610, 3085808, 3278671, 3857260, 4768976, 5961220, 6557342, 7714520, 11922440, 13114684, 15429040, 16393355, 23844880, 26229368, 32786710, 52458736, 65573420, 131146840, 262293680]

約数ペア:

[(1, 262293680), (2, 131146840), (4, 65573420), (5, 52458736), (8, 32786710), (10, 26229368), (11, 23844880), (16, 16393355), (17, 15429040), (20, 13114684), (22, 11922440), (34, 7714520), (40, 6557342), (44, 5961220), (55, 4768976), (68, 3857260), (80, 3278671), (85, 3085808), (88, 2980610), (89, 2947120), (110, 2384488), (136, 1928630), (170, 1542904), (176, 1490305), (178, 1473560), (187, 1402640), (197, 1331440), (220, 1192244), (272, 964315), (340, 771452), (356, 736780), (374, 701320), (394, 665720), (440, 596122), (445, 589424), (680, 385726), (712, 368390), (748, 350660), (788, 332860), (880, 298061), (890, 294712), (935, 280528), (979, 267920), (985, 266288), (1360, 192863), (1424, 184195), (1496, 175330), (1513, 173360), (1576, 166430), (1780, 147356), (1870, 140264), (1958, 133960), (1970, 133144), (2167, 121040), (2992, 87665), (3026, 86680), (3152, 83215), (3349, 78320), (3560, 73678), (3740, 70132), (3916, 66980), (3940, 66572), (4334, 60520), (4895, 53584), (6052, 43340), (6698, 39160), (7120, 36839), (7480, 35066), (7565, 34672), (7832, 33490), (7880, 33286), (8668, 30260), (9790, 26792), (10835, 24208), (12104, 21670), (13396, 19580), (14960, 17533), (15130, 17336), (15664, 16745), (15760, 16643)]