191862580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 499000320

約数和(自身を除く): 307137740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 271, 364, 389, 455, 542, 778, 910, 1084, 1355, 1556, 1820, 1897, 1945, 2710, 2723, 3523, 3794, 3890, 5057, 5420, 5446, 7046, 7588, 7780, 9485, 10114, 10892, 13615, 14092, 17615, 18970, 20228, 24661, 25285, 27230, 35230, 35399, 37940, 49322, 50570, 54460, 70460, 70798, 98644, 101140, 105419, 123305, 141596, 176995, 210838, 246610, 353990, 421676, 493220, 527095, 707980, 737933, 1054190, 1370447, 1475866, 2108380, 2740894, 2951732, 3689665, 5481788, 6852235, 7379330, 9593129, 13704470, 14758660, 19186258, 27408940, 38372516, 47965645, 95931290, 191862580]

約数ペア:

[(1, 191862580), (2, 95931290), (4, 47965645), (5, 38372516), (7, 27408940), (10, 19186258), (13, 14758660), (14, 13704470), (20, 9593129), (26, 7379330), (28, 6852235), (35, 5481788), (52, 3689665), (65, 2951732), (70, 2740894), (91, 2108380), (130, 1475866), (140, 1370447), (182, 1054190), (260, 737933), (271, 707980), (364, 527095), (389, 493220), (455, 421676), (542, 353990), (778, 246610), (910, 210838), (1084, 176995), (1355, 141596), (1556, 123305), (1820, 105419), (1897, 101140), (1945, 98644), (2710, 70798), (2723, 70460), (3523, 54460), (3794, 50570), (3890, 49322), (5057, 37940), (5420, 35399), (5446, 35230), (7046, 27230), (7588, 25285), (7780, 24661), (9485, 20228), (10114, 18970), (10892, 17615), (13615, 14092)]