879627040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 2229974712

約数和(自身を除く): 1350347672

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 97, 152, 157, 160, 190, 194, 304, 314, 361, 380, 388, 485, 608, 628, 722, 760, 776, 785, 970, 1256, 1444, 1520, 1552, 1570, 1805, 1843, 1940, 2512, 2888, 2983, 3040, 3104, 3140, 3610, 3686, 3880, 5024, 5776, 5966, 6280, 7220, 7372, 7760, 9215, 11552, 11932, 12560, 14440, 14744, 14915, 15229, 15520, 18430, 23864, 25120, 28880, 29488, 29830, 30458, 35017, 36860, 47728, 56677, 57760, 58976, 59660, 60916, 70034, 73720, 76145, 95456, 113354, 119320, 121832, 140068, 147440, 152290, 175085, 226708, 238640, 243664, 280136, 283385, 289351, 294880, 304580, 350170, 453416, 477280, 487328, 560272, 566770, 578702, 609160, 700340, 906832, 1120544, 1133540, 1157404, 1218320, 1400680, 1446755, 1813664, 2267080, 2314808, 2436640, 2801360, 2893510, 4534160, 4629616, 5497669, 5602720, 5787020, 9068320, 9259232, 10995338, 11574040, 21990676, 23148080, 27488345, 43981352, 46296160, 54976690, 87962704, 109953380, 175925408, 219906760, 439813520, 879627040]

約数ペア:

[(1, 879627040), (2, 439813520), (4, 219906760), (5, 175925408), (8, 109953380), (10, 87962704), (16, 54976690), (19, 46296160), (20, 43981352), (32, 27488345), (38, 23148080), (40, 21990676), (76, 11574040), (80, 10995338), (95, 9259232), (97, 9068320), (152, 5787020), (157, 5602720), (160, 5497669), (190, 4629616), (194, 4534160), (304, 2893510), (314, 2801360), (361, 2436640), (380, 2314808), (388, 2267080), (485, 1813664), (608, 1446755), (628, 1400680), (722, 1218320), (760, 1157404), (776, 1133540), (785, 1120544), (970, 906832), (1256, 700340), (1444, 609160), (1520, 578702), (1552, 566770), (1570, 560272), (1805, 487328), (1843, 477280), (1940, 453416), (2512, 350170), (2888, 304580), (2983, 294880), (3040, 289351), (3104, 283385), (3140, 280136), (3610, 243664), (3686, 238640), (3880, 226708), (5024, 175085), (5776, 152290), (5966, 147440), (6280, 140068), (7220, 121832), (7372, 119320), (7760, 113354), (9215, 95456), (11552, 76145), (11932, 73720), (12560, 70034), (14440, 60916), (14744, 59660), (14915, 58976), (15229, 57760), (15520, 56677), (18430, 47728), (23864, 36860), (25120, 35017), (28880, 30458), (29488, 29830)]