158657280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 514106880

約数和(自身を除く): 355449600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 523, 632, 640, 768, 790, 948, 960, 1046, 1185, 1264, 1280, 1569, 1580, 1896, 1920, 2092, 2370, 2528, 2615, 3138, 3160, 3792, 3840, 4184, 4740, 5056, 5230, 6276, 6320, 7584, 7845, 8368, 9480, 10112, 10460, 12552, 12640, 15168, 15690, 16736, 18960, 20224, 20920, 25104, 25280, 30336, 31380, 33472, 37920, 41317, 41840, 50208, 50560, 60672, 62760, 66944, 75840, 82634, 83680, 100416, 101120, 123951, 125520, 133888, 151680, 165268, 167360, 200832, 206585, 247902, 251040, 303360, 330536, 334720, 401664, 413170, 495804, 502080, 619755, 661072, 669440, 826340, 991608, 1004160, 1239510, 1322144, 1652680, 1983216, 2008320, 2479020, 2644288, 3305360, 3966432, 4958040, 5288576, 6610720, 7932864, 9916080, 10577152, 13221440, 15865728, 19832160, 26442880, 31731456, 39664320, 52885760, 79328640, 158657280]

約数ペア:

[(1, 158657280), (2, 79328640), (3, 52885760), (4, 39664320), (5, 31731456), (6, 26442880), (8, 19832160), (10, 15865728), (12, 13221440), (15, 10577152), (16, 9916080), (20, 7932864), (24, 6610720), (30, 5288576), (32, 4958040), (40, 3966432), (48, 3305360), (60, 2644288), (64, 2479020), (79, 2008320), (80, 1983216), (96, 1652680), (120, 1322144), (128, 1239510), (158, 1004160), (160, 991608), (192, 826340), (237, 669440), (240, 661072), (256, 619755), (316, 502080), (320, 495804), (384, 413170), (395, 401664), (474, 334720), (480, 330536), (523, 303360), (632, 251040), (640, 247902), (768, 206585), (790, 200832), (948, 167360), (960, 165268), (1046, 151680), (1185, 133888), (1264, 125520), (1280, 123951), (1569, 101120), (1580, 100416), (1896, 83680), (1920, 82634), (2092, 75840), (2370, 66944), (2528, 62760), (2615, 60672), (3138, 50560), (3160, 50208), (3792, 41840), (3840, 41317), (4184, 37920), (4740, 33472), (5056, 31380), (5230, 30336), (6276, 25280), (6320, 25104), (7584, 20920), (7845, 20224), (8368, 18960), (9480, 16736), (10112, 15690), (10460, 15168), (12552, 12640)]