412215680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 128

約数和(自身を含む): 1034035200

約数和(自身を除く): 621819520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 128, 155, 158, 160, 248, 263, 310, 316, 320, 395, 496, 526, 620, 632, 640, 790, 992, 1052, 1240, 1264, 1315, 1580, 1984, 2104, 2449, 2480, 2528, 2630, 3160, 3968, 4208, 4898, 4960, 5056, 5260, 6320, 8153, 8416, 9796, 9920, 10112, 10520, 12245, 12640, 16306, 16832, 19592, 19840, 20777, 21040, 24490, 25280, 32612, 33664, 39184, 40765, 41554, 42080, 48980, 50560, 65224, 78368, 81530, 83108, 84160, 97960, 103885, 130448, 156736, 163060, 166216, 168320, 195920, 207770, 260896, 313472, 326120, 332432, 391840, 415540, 521792, 644087, 652240, 664864, 783680, 831080, 1043584, 1288174, 1304480, 1329728, 1567360, 1662160, 2576348, 2608960, 2659456, 3220435, 3324320, 5152696, 5217920, 6440870, 6648640, 10305392, 12881740, 13297280, 20610784, 25763480, 41221568, 51526960, 82443136, 103053920, 206107840, 412215680]

約数ペア:

[(1, 412215680), (2, 206107840), (4, 103053920), (5, 82443136), (8, 51526960), (10, 41221568), (16, 25763480), (20, 20610784), (31, 13297280), (32, 12881740), (40, 10305392), (62, 6648640), (64, 6440870), (79, 5217920), (80, 5152696), (124, 3324320), (128, 3220435), (155, 2659456), (158, 2608960), (160, 2576348), (248, 1662160), (263, 1567360), (310, 1329728), (316, 1304480), (320, 1288174), (395, 1043584), (496, 831080), (526, 783680), (620, 664864), (632, 652240), (640, 644087), (790, 521792), (992, 415540), (1052, 391840), (1240, 332432), (1264, 326120), (1315, 313472), (1580, 260896), (1984, 207770), (2104, 195920), (2449, 168320), (2480, 166216), (2528, 163060), (2630, 156736), (3160, 130448), (3968, 103885), (4208, 97960), (4898, 84160), (4960, 83108), (5056, 81530), (5260, 78368), (6320, 65224), (8153, 50560), (8416, 48980), (9796, 42080), (9920, 41554), (10112, 40765), (10520, 39184), (12245, 33664), (12640, 32612), (16306, 25280), (16832, 24490), (19592, 21040), (19840, 20777)]