38921640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 122204160

約数和(自身を除く): 83282520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 67, 94, 103, 120, 134, 141, 188, 201, 206, 235, 268, 282, 309, 335, 376, 402, 412, 470, 515, 536, 564, 618, 670, 705, 804, 824, 940, 1005, 1030, 1128, 1236, 1340, 1410, 1545, 1608, 1880, 2010, 2060, 2472, 2680, 2820, 3090, 3149, 4020, 4120, 4841, 5640, 6180, 6298, 6901, 8040, 9447, 9682, 12360, 12596, 13802, 14523, 15745, 18894, 19364, 20703, 24205, 25192, 27604, 29046, 31490, 34505, 37788, 38728, 41406, 47235, 48410, 55208, 58092, 62980, 69010, 72615, 75576, 82812, 94470, 96820, 103515, 116184, 125960, 138020, 145230, 165624, 188940, 193640, 207030, 276040, 290460, 324347, 377880, 414060, 580920, 648694, 828120, 973041, 1297388, 1621735, 1946082, 2594776, 3243470, 3892164, 4865205, 6486940, 7784328, 9730410, 12973880, 19460820, 38921640]

約数ペア:

[(1, 38921640), (2, 19460820), (3, 12973880), (4, 9730410), (5, 7784328), (6, 6486940), (8, 4865205), (10, 3892164), (12, 3243470), (15, 2594776), (20, 1946082), (24, 1621735), (30, 1297388), (40, 973041), (47, 828120), (60, 648694), (67, 580920), (94, 414060), (103, 377880), (120, 324347), (134, 290460), (141, 276040), (188, 207030), (201, 193640), (206, 188940), (235, 165624), (268, 145230), (282, 138020), (309, 125960), (335, 116184), (376, 103515), (402, 96820), (412, 94470), (470, 82812), (515, 75576), (536, 72615), (564, 69010), (618, 62980), (670, 58092), (705, 55208), (804, 48410), (824, 47235), (940, 41406), (1005, 38728), (1030, 37788), (1128, 34505), (1236, 31490), (1340, 29046), (1410, 27604), (1545, 25192), (1608, 24205), (1880, 20703), (2010, 19364), (2060, 18894), (2472, 15745), (2680, 14523), (2820, 13802), (3090, 12596), (3149, 12360), (4020, 9682), (4120, 9447), (4841, 8040), (5640, 6901), (6180, 6298)]