148911980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 384725376

約数和(自身を除く): 235813396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 53, 61, 70, 94, 98, 106, 122, 140, 188, 196, 212, 235, 244, 245, 265, 305, 329, 371, 427, 470, 490, 530, 610, 658, 742, 854, 940, 980, 1060, 1220, 1316, 1484, 1645, 1708, 1855, 2135, 2303, 2491, 2597, 2867, 2989, 3233, 3290, 3710, 4270, 4606, 4982, 5194, 5734, 5978, 6466, 6580, 7420, 8540, 9212, 9964, 10388, 11468, 11515, 11956, 12455, 12932, 12985, 14335, 14945, 16165, 17437, 20069, 22631, 23030, 24910, 25970, 28670, 29890, 32330, 34874, 40138, 45262, 46060, 49820, 51940, 57340, 59780, 64660, 69748, 80276, 87185, 90524, 100345, 113155, 122059, 140483, 151951, 158417, 174370, 200690, 226310, 244118, 280966, 303902, 316834, 348740, 401380, 452620, 488236, 561932, 607804, 610295, 633668, 702415, 759755, 792085, 1063657, 1220590, 1404830, 1519510, 1584170, 2127314, 2441180, 2809660, 3039020, 3168340, 4254628, 5318285, 7445599, 10636570, 14891198, 21273140, 29782396, 37227995, 74455990, 148911980]

約数ペア:

[(1, 148911980), (2, 74455990), (4, 37227995), (5, 29782396), (7, 21273140), (10, 14891198), (14, 10636570), (20, 7445599), (28, 5318285), (35, 4254628), (47, 3168340), (49, 3039020), (53, 2809660), (61, 2441180), (70, 2127314), (94, 1584170), (98, 1519510), (106, 1404830), (122, 1220590), (140, 1063657), (188, 792085), (196, 759755), (212, 702415), (235, 633668), (244, 610295), (245, 607804), (265, 561932), (305, 488236), (329, 452620), (371, 401380), (427, 348740), (470, 316834), (490, 303902), (530, 280966), (610, 244118), (658, 226310), (742, 200690), (854, 174370), (940, 158417), (980, 151951), (1060, 140483), (1220, 122059), (1316, 113155), (1484, 100345), (1645, 90524), (1708, 87185), (1855, 80276), (2135, 69748), (2303, 64660), (2491, 59780), (2597, 57340), (2867, 51940), (2989, 49820), (3233, 46060), (3290, 45262), (3710, 40138), (4270, 34874), (4606, 32330), (4982, 29890), (5194, 28670), (5734, 25970), (5978, 24910), (6466, 23030), (6580, 22631), (7420, 20069), (8540, 17437), (9212, 16165), (9964, 14945), (10388, 14335), (11468, 12985), (11515, 12932), (11956, 12455)]