1971136920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{269281}}^1$

素因数の和:269356

約数の個数: 64

約数和(自身を含む): 6010374240

約数和(自身を除く): 4039237320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 269281, 538562, 807843, 1077124, 1346405, 1615686, 2154248, 2692810, 3231372, 4039215, 5385620, 6462744, 8078430, 10771240, 16156860, 16426141, 32313720, 32852282, 49278423, 65704564, 82130705, 98556846, 131409128, 164261410, 197113692, 246392115, 328522820, 394227384, 492784230, 657045640, 985568460, 1971136920]

約数ペア:

[(1, 1971136920), (2, 985568460), (3, 657045640), (4, 492784230), (5, 394227384), (6, 328522820), (8, 246392115), (10, 197113692), (12, 164261410), (15, 131409128), (20, 98556846), (24, 82130705), (30, 65704564), (40, 49278423), (60, 32852282), (61, 32313720), (120, 16426141), (122, 16156860), (183, 10771240), (244, 8078430), (305, 6462744), (366, 5385620), (488, 4039215), (610, 3231372), (732, 2692810), (915, 2154248), (1220, 1615686), (1464, 1346405), (1830, 1077124), (2440, 807843), (3660, 538562), (7320, 269281)]