156978120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2141}}^1$

素因数の和:2215

約数の個数: 128

約数和(自身を含む): 518192640

約数和(自身を除く): 361214520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 705, 780, 940, 1128, 1222, 1410, 1560, 1833, 1880, 2141, 2444, 2820, 3055, 3666, 4282, 4888, 5640, 6110, 6423, 7332, 8564, 9165, 10705, 12220, 12846, 14664, 17128, 18330, 21410, 24440, 25692, 27833, 32115, 36660, 42820, 51384, 55666, 64230, 73320, 83499, 85640, 100627, 111332, 128460, 139165, 166998, 201254, 222664, 256920, 278330, 301881, 333996, 402508, 417495, 503135, 556660, 603762, 667992, 805016, 834990, 1006270, 1113320, 1207524, 1308151, 1509405, 1669980, 2012540, 2415048, 2616302, 3018810, 3339960, 3924453, 4025080, 5232604, 6037620, 6540755, 7848906, 10465208, 12075240, 13081510, 15697812, 19622265, 26163020, 31395624, 39244530, 52326040, 78489060, 156978120]

約数ペア:

[(1, 156978120), (2, 78489060), (3, 52326040), (4, 39244530), (5, 31395624), (6, 26163020), (8, 19622265), (10, 15697812), (12, 13081510), (13, 12075240), (15, 10465208), (20, 7848906), (24, 6540755), (26, 6037620), (30, 5232604), (39, 4025080), (40, 3924453), (47, 3339960), (52, 3018810), (60, 2616302), (65, 2415048), (78, 2012540), (94, 1669980), (104, 1509405), (120, 1308151), (130, 1207524), (141, 1113320), (156, 1006270), (188, 834990), (195, 805016), (235, 667992), (260, 603762), (282, 556660), (312, 503135), (376, 417495), (390, 402508), (470, 333996), (520, 301881), (564, 278330), (611, 256920), (705, 222664), (780, 201254), (940, 166998), (1128, 139165), (1222, 128460), (1410, 111332), (1560, 100627), (1833, 85640), (1880, 83499), (2141, 73320), (2444, 64230), (2820, 55666), (3055, 51384), (3666, 42820), (4282, 36660), (4888, 32115), (5640, 27833), (6110, 25692), (6423, 24440), (7332, 21410), (8564, 18330), (9165, 17128), (10705, 14664), (12220, 12846)]