156856560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1375

約数の個数: 160

約数和(自身を含む): 563773440

約数和(自身を除く): 406916880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 105, 112, 120, 140, 146, 168, 210, 219, 240, 280, 292, 336, 365, 420, 438, 511, 560, 584, 730, 840, 876, 1022, 1095, 1168, 1279, 1460, 1533, 1680, 1752, 2044, 2190, 2555, 2558, 2920, 3066, 3504, 3837, 4088, 4380, 5110, 5116, 5840, 6132, 6395, 7665, 7674, 8176, 8760, 8953, 10220, 10232, 12264, 12790, 15330, 15348, 17520, 17906, 19185, 20440, 20464, 24528, 25580, 26859, 30660, 30696, 35812, 38370, 40880, 44765, 51160, 53718, 61320, 61392, 71624, 76740, 89530, 93367, 102320, 107436, 122640, 134295, 143248, 153480, 179060, 186734, 214872, 268590, 280101, 306960, 358120, 373468, 429744, 466835, 537180, 560202, 653569, 716240, 746936, 933670, 1074360, 1120404, 1307138, 1400505, 1493872, 1867340, 1960707, 2148720, 2240808, 2614276, 2801010, 3267845, 3734680, 3921414, 4481616, 5228552, 5602020, 6535690, 7469360, 7842828, 9803535, 10457104, 11204040, 13071380, 15685656, 19607070, 22408080, 26142760, 31371312, 39214140, 52285520, 78428280, 156856560]

約数ペア:

[(1, 156856560), (2, 78428280), (3, 52285520), (4, 39214140), (5, 31371312), (6, 26142760), (7, 22408080), (8, 19607070), (10, 15685656), (12, 13071380), (14, 11204040), (15, 10457104), (16, 9803535), (20, 7842828), (21, 7469360), (24, 6535690), (28, 5602020), (30, 5228552), (35, 4481616), (40, 3921414), (42, 3734680), (48, 3267845), (56, 2801010), (60, 2614276), (70, 2240808), (73, 2148720), (80, 1960707), (84, 1867340), (105, 1493872), (112, 1400505), (120, 1307138), (140, 1120404), (146, 1074360), (168, 933670), (210, 746936), (219, 716240), (240, 653569), (280, 560202), (292, 537180), (336, 466835), (365, 429744), (420, 373468), (438, 358120), (511, 306960), (560, 280101), (584, 268590), (730, 214872), (840, 186734), (876, 179060), (1022, 153480), (1095, 143248), (1168, 134295), (1279, 122640), (1460, 107436), (1533, 102320), (1680, 93367), (1752, 89530), (2044, 76740), (2190, 71624), (2555, 61392), (2558, 61320), (2920, 53718), (3066, 51160), (3504, 44765), (3837, 40880), (4088, 38370), (4380, 35812), (5110, 30696), (5116, 30660), (5840, 26859), (6132, 25580), (6395, 24528), (7665, 20464), (7674, 20440), (8176, 19185), (8760, 17906), (8953, 17520), (10220, 15348), (10232, 15330), (12264, 12790)]