64730280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:583

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 142629720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 499, 552, 564, 690, 705, 920, 940, 998, 1081, 1128, 1380, 1410, 1497, 1880, 1996, 2162, 2495, 2760, 2820, 2994, 3243, 3992, 4324, 4990, 5405, 5640, 5988, 6486, 7485, 8648, 9980, 10810, 11477, 11976, 12972, 14970, 16215, 19960, 21620, 22954, 23453, 25944, 29940, 32430, 34431, 43240, 45908, 46906, 57385, 59880, 64860, 68862, 70359, 91816, 93812, 114770, 117265, 129720, 137724, 140718, 172155, 187624, 229540, 234530, 275448, 281436, 344310, 351795, 459080, 469060, 539419, 562872, 688620, 703590, 938120, 1078838, 1377240, 1407180, 1618257, 2157676, 2697095, 2814360, 3236514, 4315352, 5394190, 6473028, 8091285, 10788380, 12946056, 16182570, 21576760, 32365140, 64730280]

約数ペア:

[(1, 64730280), (2, 32365140), (3, 21576760), (4, 16182570), (5, 12946056), (6, 10788380), (8, 8091285), (10, 6473028), (12, 5394190), (15, 4315352), (20, 3236514), (23, 2814360), (24, 2697095), (30, 2157676), (40, 1618257), (46, 1407180), (47, 1377240), (60, 1078838), (69, 938120), (92, 703590), (94, 688620), (115, 562872), (120, 539419), (138, 469060), (141, 459080), (184, 351795), (188, 344310), (230, 281436), (235, 275448), (276, 234530), (282, 229540), (345, 187624), (376, 172155), (460, 140718), (470, 137724), (499, 129720), (552, 117265), (564, 114770), (690, 93812), (705, 91816), (920, 70359), (940, 68862), (998, 64860), (1081, 59880), (1128, 57385), (1380, 46906), (1410, 45908), (1497, 43240), (1880, 34431), (1996, 32430), (2162, 29940), (2495, 25944), (2760, 23453), (2820, 22954), (2994, 21620), (3243, 19960), (3992, 16215), (4324, 14970), (4990, 12972), (5405, 11976), (5640, 11477), (5988, 10810), (6486, 9980), (7485, 8648)]