31045560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2877

約数の個数: 128

約数和(自身を含む): 114670080

約数和(自身を除く): 83624520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 2843, 3640, 5460, 5686, 8529, 10920, 11372, 14215, 17058, 19901, 22744, 28430, 34116, 36959, 39802, 42645, 56860, 59703, 68232, 73918, 79604, 85290, 99505, 110877, 113720, 119406, 147836, 159208, 170580, 184795, 199010, 221754, 238812, 258713, 295672, 298515, 341160, 369590, 398020, 443508, 477624, 517426, 554385, 597030, 739180, 776139, 796040, 887016, 1034852, 1108770, 1194060, 1293565, 1478360, 1552278, 2069704, 2217540, 2388120, 2587130, 3104556, 3880695, 4435080, 5174260, 6209112, 7761390, 10348520, 15522780, 31045560]

約数ペア:

[(1, 31045560), (2, 15522780), (3, 10348520), (4, 7761390), (5, 6209112), (6, 5174260), (7, 4435080), (8, 3880695), (10, 3104556), (12, 2587130), (13, 2388120), (14, 2217540), (15, 2069704), (20, 1552278), (21, 1478360), (24, 1293565), (26, 1194060), (28, 1108770), (30, 1034852), (35, 887016), (39, 796040), (40, 776139), (42, 739180), (52, 597030), (56, 554385), (60, 517426), (65, 477624), (70, 443508), (78, 398020), (84, 369590), (91, 341160), (104, 298515), (105, 295672), (120, 258713), (130, 238812), (140, 221754), (156, 199010), (168, 184795), (182, 170580), (195, 159208), (210, 147836), (260, 119406), (273, 113720), (280, 110877), (312, 99505), (364, 85290), (390, 79604), (420, 73918), (455, 68232), (520, 59703), (546, 56860), (728, 42645), (780, 39802), (840, 36959), (910, 34116), (1092, 28430), (1365, 22744), (1560, 19901), (1820, 17058), (2184, 14215), (2730, 11372), (2843, 10920), (3640, 8529), (5460, 5686)]