191939580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:808

約数の個数: 144

約数和(自身を含む): 668828160

約数和(自身を除く): 476888580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 347, 420, 439, 630, 694, 878, 1041, 1260, 1317, 1388, 1735, 1756, 2082, 2195, 2429, 2634, 3073, 3123, 3470, 3951, 4164, 4390, 4858, 5205, 5268, 6146, 6246, 6585, 6940, 7287, 7902, 8780, 9219, 9716, 10410, 12145, 12292, 12492, 13170, 14574, 15365, 15615, 15804, 18438, 19755, 20820, 21861, 24290, 26340, 27657, 29148, 30730, 31230, 36435, 36876, 39510, 43722, 46095, 48580, 55314, 61460, 62460, 72870, 79020, 87444, 92190, 109305, 110628, 138285, 145740, 152333, 184380, 218610, 276570, 304666, 437220, 456999, 553140, 609332, 761665, 913998, 1066331, 1370997, 1523330, 1827996, 2132662, 2284995, 2741994, 3046660, 3198993, 4265324, 4569990, 5331655, 5483988, 6397986, 6854985, 9139980, 9596979, 10663310, 12795972, 13709970, 15994965, 19193958, 21326620, 27419940, 31989930, 38387916, 47984895, 63979860, 95969790, 191939580]

約数ペア:

[(1, 191939580), (2, 95969790), (3, 63979860), (4, 47984895), (5, 38387916), (6, 31989930), (7, 27419940), (9, 21326620), (10, 19193958), (12, 15994965), (14, 13709970), (15, 12795972), (18, 10663310), (20, 9596979), (21, 9139980), (28, 6854985), (30, 6397986), (35, 5483988), (36, 5331655), (42, 4569990), (45, 4265324), (60, 3198993), (63, 3046660), (70, 2741994), (84, 2284995), (90, 2132662), (105, 1827996), (126, 1523330), (140, 1370997), (180, 1066331), (210, 913998), (252, 761665), (315, 609332), (347, 553140), (420, 456999), (439, 437220), (630, 304666), (694, 276570), (878, 218610), (1041, 184380), (1260, 152333), (1317, 145740), (1388, 138285), (1735, 110628), (1756, 109305), (2082, 92190), (2195, 87444), (2429, 79020), (2634, 72870), (3073, 62460), (3123, 61460), (3470, 55314), (3951, 48580), (4164, 46095), (4390, 43722), (4858, 39510), (5205, 36876), (5268, 36435), (6146, 31230), (6246, 30730), (6585, 29148), (6940, 27657), (7287, 26340), (7902, 24290), (8780, 21861), (9219, 20820), (9716, 19755), (10410, 18438), (12145, 15804), (12292, 15615), (12492, 15365), (13170, 14574)]