817440

素因数分解:

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

素因数の和:162

約数の個数: 96

約数和(自身を含む): 2794176

約数和(自身を除く): 1976736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 131, 156, 160, 195, 208, 240, 260, 262, 312, 390, 393, 416, 480, 520, 524, 624, 655, 780, 786, 1040, 1048, 1248, 1310, 1560, 1572, 1703, 1965, 2080, 2096, 2620, 3120, 3144, 3406, 3930, 4192, 5109, 5240, 6240, 6288, 6812, 7860, 8515, 10218, 10480, 12576, 13624, 15720, 17030, 20436, 20960, 25545, 27248, 31440, 34060, 40872, 51090, 54496, 62880, 68120, 81744, 102180, 136240, 163488, 204360, 272480, 408720, 817440]

約数ペア:

[(1, 817440), (2, 408720), (3, 272480), (4, 204360), (5, 163488), (6, 136240), (8, 102180), (10, 81744), (12, 68120), (13, 62880), (15, 54496), (16, 51090), (20, 40872), (24, 34060), (26, 31440), (30, 27248), (32, 25545), (39, 20960), (40, 20436), (48, 17030), (52, 15720), (60, 13624), (65, 12576), (78, 10480), (80, 10218), (96, 8515), (104, 7860), (120, 6812), (130, 6288), (131, 6240), (156, 5240), (160, 5109), (195, 4192), (208, 3930), (240, 3406), (260, 3144), (262, 3120), (312, 2620), (390, 2096), (393, 2080), (416, 1965), (480, 1703), (520, 1572), (524, 1560), (624, 1310), (655, 1248), (780, 1048), (786, 1040)]