1982690720

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{863}}^1$

素因数の和:1134

約数の個数: 96

約数和(自身を含む): 4773468672

約数和(自身を除く): 2790777952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 173, 332, 346, 415, 664, 692, 830, 863, 865, 1328, 1384, 1660, 1726, 1730, 2656, 2768, 3320, 3452, 3460, 4315, 5536, 6640, 6904, 6920, 8630, 13280, 13808, 13840, 14359, 17260, 27616, 27680, 28718, 34520, 57436, 69040, 71629, 71795, 114872, 138080, 143258, 143590, 149299, 229744, 286516, 287180, 298598, 358145, 459488, 573032, 574360, 597196, 716290, 746495, 1146064, 1148720, 1194392, 1432580, 1492990, 2292128, 2297440, 2388784, 2865160, 2985980, 4777568, 5730320, 5971960, 11460640, 11943920, 12391817, 23887840, 24783634, 49567268, 61959085, 99134536, 123918170, 198269072, 247836340, 396538144, 495672680, 991345360, 1982690720]

約数ペア:

[(1, 1982690720), (2, 991345360), (4, 495672680), (5, 396538144), (8, 247836340), (10, 198269072), (16, 123918170), (20, 99134536), (32, 61959085), (40, 49567268), (80, 24783634), (83, 23887840), (160, 12391817), (166, 11943920), (173, 11460640), (332, 5971960), (346, 5730320), (415, 4777568), (664, 2985980), (692, 2865160), (830, 2388784), (863, 2297440), (865, 2292128), (1328, 1492990), (1384, 1432580), (1660, 1194392), (1726, 1148720), (1730, 1146064), (2656, 746495), (2768, 716290), (3320, 597196), (3452, 574360), (3460, 573032), (4315, 459488), (5536, 358145), (6640, 298598), (6904, 287180), (6920, 286516), (8630, 229744), (13280, 149299), (13808, 143590), (13840, 143258), (14359, 138080), (17260, 114872), (27616, 71795), (27680, 71629), (28718, 69040), (34520, 57436)]