138832440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 431101440

約数和(自身を除く): 292269000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 83, 106, 120, 159, 166, 212, 249, 263, 265, 318, 332, 415, 424, 498, 526, 530, 636, 664, 789, 795, 830, 996, 1052, 1060, 1245, 1272, 1315, 1578, 1590, 1660, 1992, 2104, 2120, 2490, 2630, 3156, 3180, 3320, 3945, 4399, 4980, 5260, 6312, 6360, 7890, 8798, 9960, 10520, 13197, 13939, 15780, 17596, 21829, 21995, 26394, 27878, 31560, 35192, 41817, 43658, 43990, 52788, 55756, 65487, 65985, 69695, 83634, 87316, 87980, 105576, 109145, 111512, 130974, 131970, 139390, 167268, 174632, 175960, 209085, 218290, 261948, 263940, 278780, 327435, 334536, 418170, 436580, 523896, 527880, 557560, 654870, 836340, 873160, 1156937, 1309740, 1672680, 2313874, 2619480, 3470811, 4627748, 5784685, 6941622, 9255496, 11569370, 13883244, 17354055, 23138740, 27766488, 34708110, 46277480, 69416220, 138832440]

約数ペア:

[(1, 138832440), (2, 69416220), (3, 46277480), (4, 34708110), (5, 27766488), (6, 23138740), (8, 17354055), (10, 13883244), (12, 11569370), (15, 9255496), (20, 6941622), (24, 5784685), (30, 4627748), (40, 3470811), (53, 2619480), (60, 2313874), (83, 1672680), (106, 1309740), (120, 1156937), (159, 873160), (166, 836340), (212, 654870), (249, 557560), (263, 527880), (265, 523896), (318, 436580), (332, 418170), (415, 334536), (424, 327435), (498, 278780), (526, 263940), (530, 261948), (636, 218290), (664, 209085), (789, 175960), (795, 174632), (830, 167268), (996, 139390), (1052, 131970), (1060, 130974), (1245, 111512), (1272, 109145), (1315, 105576), (1578, 87980), (1590, 87316), (1660, 83634), (1992, 69695), (2104, 65985), (2120, 65487), (2490, 55756), (2630, 52788), (3156, 43990), (3180, 43658), (3320, 41817), (3945, 35192), (4399, 31560), (4980, 27878), (5260, 26394), (6312, 21995), (6360, 21829), (7890, 17596), (8798, 15780), (9960, 13939), (10520, 13197)]