252921920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2447}}^1$

素因数の和:2500

約数の個数: 112

約数和(自身を含む): 671535360

約数和(自身を除く): 418613440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 544, 608, 646, 680, 760, 1088, 1216, 1292, 1360, 1520, 1615, 2447, 2584, 2720, 3040, 3230, 4894, 5168, 5440, 6080, 6460, 9788, 10336, 12235, 12920, 19576, 20672, 24470, 25840, 39152, 41599, 46493, 48940, 51680, 78304, 83198, 92986, 97880, 103360, 156608, 166396, 185972, 195760, 207995, 232465, 332792, 371944, 391520, 415990, 464930, 665584, 743888, 783040, 790381, 831980, 929860, 1331168, 1487776, 1580762, 1663960, 1859720, 2662336, 2975552, 3161524, 3327920, 3719440, 3951905, 6323048, 6655840, 7438880, 7903810, 12646096, 13311680, 14877760, 15807620, 25292192, 31615240, 50584384, 63230480, 126460960, 252921920]

約数ペア:

[(1, 252921920), (2, 126460960), (4, 63230480), (5, 50584384), (8, 31615240), (10, 25292192), (16, 15807620), (17, 14877760), (19, 13311680), (20, 12646096), (32, 7903810), (34, 7438880), (38, 6655840), (40, 6323048), (64, 3951905), (68, 3719440), (76, 3327920), (80, 3161524), (85, 2975552), (95, 2662336), (136, 1859720), (152, 1663960), (160, 1580762), (170, 1487776), (190, 1331168), (272, 929860), (304, 831980), (320, 790381), (323, 783040), (340, 743888), (380, 665584), (544, 464930), (608, 415990), (646, 391520), (680, 371944), (760, 332792), (1088, 232465), (1216, 207995), (1292, 195760), (1360, 185972), (1520, 166396), (1615, 156608), (2447, 103360), (2584, 97880), (2720, 92986), (3040, 83198), (3230, 78304), (4894, 51680), (5168, 48940), (5440, 46493), (6080, 41599), (6460, 39152), (9788, 25840), (10336, 24470), (12235, 20672), (12920, 19576)]