246727440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 240

約数和(自身を含む): 885800448

約数和(自身を除く): 639073008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 47, 48, 60, 69, 72, 80, 90, 92, 94, 115, 120, 138, 141, 144, 180, 184, 188, 207, 230, 235, 240, 276, 282, 317, 345, 360, 368, 376, 414, 423, 460, 470, 552, 564, 634, 690, 705, 720, 752, 828, 846, 920, 940, 951, 1035, 1081, 1104, 1128, 1268, 1380, 1410, 1585, 1656, 1692, 1840, 1880, 1902, 2070, 2115, 2162, 2256, 2536, 2760, 2820, 2853, 3170, 3243, 3312, 3384, 3760, 3804, 4140, 4230, 4324, 4755, 5072, 5405, 5520, 5640, 5706, 6340, 6486, 6768, 7291, 7608, 8280, 8460, 8648, 9510, 9729, 10810, 11280, 11412, 12680, 12972, 14265, 14582, 14899, 15216, 16215, 16560, 16920, 17296, 19020, 19458, 21620, 21873, 22824, 25360, 25944, 28530, 29164, 29798, 32430, 33840, 36455, 38040, 38916, 43240, 43746, 44697, 45648, 48645, 51888, 57060, 58328, 59596, 64860, 65619, 72910, 74495, 76080, 77832, 86480, 87492, 89394, 97290, 109365, 114120, 116656, 119192, 129720, 131238, 134091, 145820, 148990, 155664, 174984, 178788, 194580, 218730, 223485, 228240, 238384, 259440, 262476, 268182, 291640, 297980, 328095, 342677, 349968, 357576, 389160, 437460, 446970, 524952, 536364, 583280, 595960, 656190, 670455, 685354, 715152, 778320, 874920, 893940, 1028031, 1049904, 1072728, 1191920, 1312380, 1340910, 1370708, 1713385, 1749840, 1787880, 2056062, 2145456, 2624760, 2681820, 2741416, 3084093, 3426770, 3575760, 4112124, 5140155, 5249520, 5363640, 5482832, 6168186, 6853540, 8224248, 10280310, 10727280, 12336372, 13707080, 15420465, 16448496, 20560620, 24672744, 27414160, 30840930, 41121240, 49345488, 61681860, 82242480, 123363720, 246727440]

約数ペア:

[(1, 246727440), (2, 123363720), (3, 82242480), (4, 61681860), (5, 49345488), (6, 41121240), (8, 30840930), (9, 27414160), (10, 24672744), (12, 20560620), (15, 16448496), (16, 15420465), (18, 13707080), (20, 12336372), (23, 10727280), (24, 10280310), (30, 8224248), (36, 6853540), (40, 6168186), (45, 5482832), (46, 5363640), (47, 5249520), (48, 5140155), (60, 4112124), (69, 3575760), (72, 3426770), (80, 3084093), (90, 2741416), (92, 2681820), (94, 2624760), (115, 2145456), (120, 2056062), (138, 1787880), (141, 1749840), (144, 1713385), (180, 1370708), (184, 1340910), (188, 1312380), (207, 1191920), (230, 1072728), (235, 1049904), (240, 1028031), (276, 893940), (282, 874920), (317, 778320), (345, 715152), (360, 685354), (368, 670455), (376, 656190), (414, 595960), (423, 583280), (460, 536364), (470, 524952), (552, 446970), (564, 437460), (634, 389160), (690, 357576), (705, 349968), (720, 342677), (752, 328095), (828, 297980), (846, 291640), (920, 268182), (940, 262476), (951, 259440), (1035, 238384), (1081, 228240), (1104, 223485), (1128, 218730), (1268, 194580), (1380, 178788), (1410, 174984), (1585, 155664), (1656, 148990), (1692, 145820), (1840, 134091), (1880, 131238), (1902, 129720), (2070, 119192), (2115, 116656), (2162, 114120), (2256, 109365), (2536, 97290), (2760, 89394), (2820, 87492), (2853, 86480), (3170, 77832), (3243, 76080), (3312, 74495), (3384, 72910), (3760, 65619), (3804, 64860), (4140, 59596), (4230, 58328), (4324, 57060), (4755, 51888), (5072, 48645), (5405, 45648), (5520, 44697), (5640, 43746), (5706, 43240), (6340, 38916), (6486, 38040), (6768, 36455), (7291, 33840), (7608, 32430), (8280, 29798), (8460, 29164), (8648, 28530), (9510, 25944), (9729, 25360), (10810, 22824), (11280, 21873), (11412, 21620), (12680, 19458), (12972, 19020), (14265, 17296), (14582, 16920), (14899, 16560), (15216, 16215)]