78250140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 254270016

約数和(自身を除く): 176019876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 41, 45, 46, 60, 69, 82, 90, 92, 115, 123, 138, 164, 180, 205, 207, 230, 246, 276, 345, 369, 410, 414, 460, 461, 492, 615, 690, 738, 820, 828, 922, 943, 1035, 1230, 1380, 1383, 1476, 1844, 1845, 1886, 2070, 2305, 2460, 2766, 2829, 3690, 3772, 4140, 4149, 4610, 4715, 5532, 5658, 6915, 7380, 8298, 8487, 9220, 9430, 10603, 11316, 13830, 14145, 16596, 16974, 18860, 18901, 20745, 21206, 27660, 28290, 31809, 33948, 37802, 41490, 42412, 42435, 53015, 56580, 56703, 63618, 75604, 82980, 84870, 94505, 95427, 106030, 113406, 127236, 159045, 169740, 170109, 189010, 190854, 212060, 226812, 283515, 318090, 340218, 378020, 381708, 434723, 477135, 567030, 636180, 680436, 850545, 869446, 954270, 1134060, 1304169, 1701090, 1738892, 1908540, 2173615, 2608338, 3402180, 3912507, 4347230, 5216676, 6520845, 7825014, 8694460, 13041690, 15650028, 19562535, 26083380, 39125070, 78250140]

約数ペア:

[(1, 78250140), (2, 39125070), (3, 26083380), (4, 19562535), (5, 15650028), (6, 13041690), (9, 8694460), (10, 7825014), (12, 6520845), (15, 5216676), (18, 4347230), (20, 3912507), (23, 3402180), (30, 2608338), (36, 2173615), (41, 1908540), (45, 1738892), (46, 1701090), (60, 1304169), (69, 1134060), (82, 954270), (90, 869446), (92, 850545), (115, 680436), (123, 636180), (138, 567030), (164, 477135), (180, 434723), (205, 381708), (207, 378020), (230, 340218), (246, 318090), (276, 283515), (345, 226812), (369, 212060), (410, 190854), (414, 189010), (460, 170109), (461, 169740), (492, 159045), (615, 127236), (690, 113406), (738, 106030), (820, 95427), (828, 94505), (922, 84870), (943, 82980), (1035, 75604), (1230, 63618), (1380, 56703), (1383, 56580), (1476, 53015), (1844, 42435), (1845, 42412), (1886, 41490), (2070, 37802), (2305, 33948), (2460, 31809), (2766, 28290), (2829, 27660), (3690, 21206), (3772, 20745), (4140, 18901), (4149, 18860), (4610, 16974), (4715, 16596), (5532, 14145), (5658, 13830), (6915, 11316), (7380, 10603), (8298, 9430), (8487, 9220)]