154940520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1327}}^1$

素因数の和:1487

約数の個数: 128

約数和(自身を含む): 535449600

約数和(自身を除く): 380509080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 834, 840, 973, 1112, 1327, 1390, 1668, 1946, 2085, 2654, 2780, 2919, 3336, 3892, 3981, 4170, 4865, 5308, 5560, 5838, 6635, 7784, 7962, 8340, 9289, 9730, 10616, 11676, 13270, 14595, 15924, 16680, 18578, 19460, 19905, 23352, 26540, 27867, 29190, 31848, 37156, 38920, 39810, 46445, 53080, 55734, 58380, 74312, 79620, 92890, 111468, 116760, 139335, 159240, 184453, 185780, 222936, 278670, 368906, 371560, 553359, 557340, 737812, 922265, 1106718, 1114680, 1291171, 1475624, 1844530, 2213436, 2582342, 2766795, 3689060, 3873513, 4426872, 5164684, 5533590, 6455855, 7378120, 7747026, 10329368, 11067180, 12911710, 15494052, 19367565, 22134360, 25823420, 30988104, 38735130, 51646840, 77470260, 154940520]

約数ペア:

[(1, 154940520), (2, 77470260), (3, 51646840), (4, 38735130), (5, 30988104), (6, 25823420), (7, 22134360), (8, 19367565), (10, 15494052), (12, 12911710), (14, 11067180), (15, 10329368), (20, 7747026), (21, 7378120), (24, 6455855), (28, 5533590), (30, 5164684), (35, 4426872), (40, 3873513), (42, 3689060), (56, 2766795), (60, 2582342), (70, 2213436), (84, 1844530), (105, 1475624), (120, 1291171), (139, 1114680), (140, 1106718), (168, 922265), (210, 737812), (278, 557340), (280, 553359), (417, 371560), (420, 368906), (556, 278670), (695, 222936), (834, 185780), (840, 184453), (973, 159240), (1112, 139335), (1327, 116760), (1390, 111468), (1668, 92890), (1946, 79620), (2085, 74312), (2654, 58380), (2780, 55734), (2919, 53080), (3336, 46445), (3892, 39810), (3981, 38920), (4170, 37156), (4865, 31848), (5308, 29190), (5560, 27867), (5838, 26540), (6635, 23352), (7784, 19905), (7962, 19460), (8340, 18578), (9289, 16680), (9730, 15924), (10616, 14595), (11676, 13270)]