631474880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{367}}^1$

素因数の和:686

約数の個数: 112

約数和(自身を含む): 1592762880

約数和(自身を除く): 961288000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 283, 304, 320, 367, 380, 566, 608, 734, 760, 1132, 1216, 1415, 1468, 1520, 1835, 2264, 2830, 2936, 3040, 3670, 4528, 5377, 5660, 5872, 6080, 6973, 7340, 9056, 10754, 11320, 11744, 13946, 14680, 18112, 21508, 22640, 23488, 26885, 27892, 29360, 34865, 43016, 45280, 53770, 55784, 58720, 69730, 86032, 90560, 103861, 107540, 111568, 117440, 139460, 172064, 207722, 215080, 223136, 278920, 344128, 415444, 430160, 446272, 519305, 557840, 830888, 860320, 1038610, 1115680, 1661776, 1720640, 1973359, 2077220, 2231360, 3323552, 3946718, 4154440, 6647104, 7893436, 8308880, 9866795, 15786872, 16617760, 19733590, 31573744, 33235520, 39467180, 63147488, 78934360, 126294976, 157868720, 315737440, 631474880]

約数ペア:

[(1, 631474880), (2, 315737440), (4, 157868720), (5, 126294976), (8, 78934360), (10, 63147488), (16, 39467180), (19, 33235520), (20, 31573744), (32, 19733590), (38, 16617760), (40, 15786872), (64, 9866795), (76, 8308880), (80, 7893436), (95, 6647104), (152, 4154440), (160, 3946718), (190, 3323552), (283, 2231360), (304, 2077220), (320, 1973359), (367, 1720640), (380, 1661776), (566, 1115680), (608, 1038610), (734, 860320), (760, 830888), (1132, 557840), (1216, 519305), (1415, 446272), (1468, 430160), (1520, 415444), (1835, 344128), (2264, 278920), (2830, 223136), (2936, 215080), (3040, 207722), (3670, 172064), (4528, 139460), (5377, 117440), (5660, 111568), (5872, 107540), (6080, 103861), (6973, 90560), (7340, 86032), (9056, 69730), (10754, 58720), (11320, 55784), (11744, 53770), (13946, 45280), (14680, 43016), (18112, 34865), (21508, 29360), (22640, 27892), (23488, 26885)]