280075380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2741}}^1$

素因数の和:2897

約数の個数: 96

約数和(自身を含む): 851292288

約数和(自身を除く): 571216908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 131, 156, 195, 260, 262, 390, 393, 524, 655, 780, 786, 1310, 1572, 1703, 1965, 2620, 2741, 3406, 3930, 5109, 5482, 6812, 7860, 8223, 8515, 10218, 10964, 13705, 16446, 17030, 20436, 25545, 27410, 32892, 34060, 35633, 41115, 51090, 54820, 71266, 82230, 102180, 106899, 142532, 164460, 178165, 213798, 356330, 359071, 427596, 534495, 712660, 718142, 1068990, 1077213, 1436284, 1795355, 2137980, 2154426, 3590710, 4308852, 4667923, 5386065, 7181420, 9335846, 10772130, 14003769, 18671692, 21544260, 23339615, 28007538, 46679230, 56015076, 70018845, 93358460, 140037690, 280075380]

約数ペア:

[(1, 280075380), (2, 140037690), (3, 93358460), (4, 70018845), (5, 56015076), (6, 46679230), (10, 28007538), (12, 23339615), (13, 21544260), (15, 18671692), (20, 14003769), (26, 10772130), (30, 9335846), (39, 7181420), (52, 5386065), (60, 4667923), (65, 4308852), (78, 3590710), (130, 2154426), (131, 2137980), (156, 1795355), (195, 1436284), (260, 1077213), (262, 1068990), (390, 718142), (393, 712660), (524, 534495), (655, 427596), (780, 359071), (786, 356330), (1310, 213798), (1572, 178165), (1703, 164460), (1965, 142532), (2620, 106899), (2741, 102180), (3406, 82230), (3930, 71266), (5109, 54820), (5482, 51090), (6812, 41115), (7860, 35633), (8223, 34060), (8515, 32892), (10218, 27410), (10964, 25545), (13705, 20436), (16446, 17030)]