225486560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 597663360

約数和(自身を除く): 372176800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 169, 208, 248, 260, 269, 310, 338, 403, 416, 496, 520, 538, 620, 676, 806, 845, 992, 1040, 1076, 1240, 1345, 1352, 1612, 1690, 2015, 2080, 2152, 2480, 2690, 2704, 3224, 3380, 3497, 4030, 4304, 4960, 5239, 5380, 5408, 6448, 6760, 6994, 8060, 8339, 8608, 10478, 10760, 12896, 13520, 13988, 16120, 16678, 17485, 20956, 21520, 26195, 27040, 27976, 32240, 33356, 34970, 41695, 41912, 43040, 45461, 52390, 55952, 64480, 66712, 69940, 83390, 83824, 90922, 104780, 108407, 111904, 133424, 139880, 166780, 167648, 181844, 209560, 216814, 227305, 266848, 279760, 333560, 363688, 419120, 433628, 454610, 542035, 559520, 667120, 727376, 838240, 867256, 909220, 1084070, 1334240, 1409291, 1454752, 1734512, 1818440, 2168140, 2818582, 3469024, 3636880, 4336280, 5637164, 7046455, 7273760, 8672560, 11274328, 14092910, 17345120, 22548656, 28185820, 45097312, 56371640, 112743280, 225486560]

約数ペア:

[(1, 225486560), (2, 112743280), (4, 56371640), (5, 45097312), (8, 28185820), (10, 22548656), (13, 17345120), (16, 14092910), (20, 11274328), (26, 8672560), (31, 7273760), (32, 7046455), (40, 5637164), (52, 4336280), (62, 3636880), (65, 3469024), (80, 2818582), (104, 2168140), (124, 1818440), (130, 1734512), (155, 1454752), (160, 1409291), (169, 1334240), (208, 1084070), (248, 909220), (260, 867256), (269, 838240), (310, 727376), (338, 667120), (403, 559520), (416, 542035), (496, 454610), (520, 433628), (538, 419120), (620, 363688), (676, 333560), (806, 279760), (845, 266848), (992, 227305), (1040, 216814), (1076, 209560), (1240, 181844), (1345, 167648), (1352, 166780), (1612, 139880), (1690, 133424), (2015, 111904), (2080, 108407), (2152, 104780), (2480, 90922), (2690, 83824), (2704, 83390), (3224, 69940), (3380, 66712), (3497, 64480), (4030, 55952), (4304, 52390), (4960, 45461), (5239, 43040), (5380, 41912), (5408, 41695), (6448, 34970), (6760, 33356), (6994, 32240), (8060, 27976), (8339, 27040), (8608, 26195), (10478, 21520), (10760, 20956), (12896, 17485), (13520, 16678), (13988, 16120)]