28529940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 83349504

約数和(自身を除く): 54819564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 67, 94, 134, 141, 151, 188, 201, 235, 268, 282, 302, 335, 402, 453, 470, 564, 604, 670, 705, 755, 804, 906, 940, 1005, 1340, 1410, 1510, 1812, 2010, 2265, 2820, 3020, 3149, 4020, 4530, 6298, 7097, 9060, 9447, 10117, 12596, 14194, 15745, 18894, 20234, 21291, 28388, 30351, 31490, 35485, 37788, 40468, 42582, 47235, 50585, 60702, 62980, 70970, 85164, 94470, 101170, 106455, 121404, 141940, 151755, 188940, 202340, 212910, 303510, 425820, 475499, 607020, 950998, 1426497, 1901996, 2377495, 2852994, 4754990, 5705988, 7132485, 9509980, 14264970, 28529940]

約数ペア:

[(1, 28529940), (2, 14264970), (3, 9509980), (4, 7132485), (5, 5705988), (6, 4754990), (10, 2852994), (12, 2377495), (15, 1901996), (20, 1426497), (30, 950998), (47, 607020), (60, 475499), (67, 425820), (94, 303510), (134, 212910), (141, 202340), (151, 188940), (188, 151755), (201, 141940), (235, 121404), (268, 106455), (282, 101170), (302, 94470), (335, 85164), (402, 70970), (453, 62980), (470, 60702), (564, 50585), (604, 47235), (670, 42582), (705, 40468), (755, 37788), (804, 35485), (906, 31490), (940, 30351), (1005, 28388), (1340, 21291), (1410, 20234), (1510, 18894), (1812, 15745), (2010, 14194), (2265, 12596), (2820, 10117), (3020, 9447), (3149, 9060), (4020, 7097), (4530, 6298)]