1427548920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{12973}}^1$

素因数の和:13125

約数の個数: 128

約数和(自身を含む): 4932195840

約数和(自身を除く): 3504646920

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, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2620, 2751, 3144, 3668, 3930, 4585, 5240, 5502, 7336, 7860, 9170, 11004, 12973, 13755, 15720, 18340, 22008, 25946, 27510, 36680, 38919, 51892, 55020, 64865, 77838, 90811, 103784, 110040, 129730, 155676, 181622, 194595, 259460, 272433, 311352, 363244, 389190, 454055, 518920, 544866, 726488, 778380, 908110, 1089732, 1362165, 1556760, 1699463, 1816220, 2179464, 2724330, 3398926, 3632440, 5098389, 5448660, 6797852, 8497315, 10196778, 10897320, 11896241, 13595704, 16994630, 20393556, 23792482, 25491945, 33989260, 35688723, 40787112, 47584964, 50983890, 59481205, 67978520, 71377446, 95169928, 101967780, 118962410, 142754892, 178443615, 203935560, 237924820, 285509784, 356887230, 475849640, 713774460, 1427548920]

約数ペア:

[(1, 1427548920), (2, 713774460), (3, 475849640), (4, 356887230), (5, 285509784), (6, 237924820), (7, 203935560), (8, 178443615), (10, 142754892), (12, 118962410), (14, 101967780), (15, 95169928), (20, 71377446), (21, 67978520), (24, 59481205), (28, 50983890), (30, 47584964), (35, 40787112), (40, 35688723), (42, 33989260), (56, 25491945), (60, 23792482), (70, 20393556), (84, 16994630), (105, 13595704), (120, 11896241), (131, 10897320), (140, 10196778), (168, 8497315), (210, 6797852), (262, 5448660), (280, 5098389), (393, 3632440), (420, 3398926), (524, 2724330), (655, 2179464), (786, 1816220), (840, 1699463), (917, 1556760), (1048, 1362165), (1310, 1089732), (1572, 908110), (1834, 778380), (1965, 726488), (2620, 544866), (2751, 518920), (3144, 454055), (3668, 389190), (3930, 363244), (4585, 311352), (5240, 272433), (5502, 259460), (7336, 194595), (7860, 181622), (9170, 155676), (11004, 129730), (12973, 110040), (13755, 103784), (15720, 90811), (18340, 77838), (22008, 64865), (25946, 55020), (27510, 51892), (36680, 38919)]