199656120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:517

約数の個数: 128

約数和(自身を含む): 623738880

約数和(自身を除く): 424082760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 191, 248, 281, 310, 372, 382, 465, 562, 573, 620, 744, 764, 843, 930, 955, 1124, 1146, 1240, 1405, 1528, 1686, 1860, 1910, 2248, 2292, 2810, 2865, 3372, 3720, 3820, 4215, 4584, 5620, 5730, 5921, 6744, 7640, 8430, 8711, 11240, 11460, 11842, 16860, 17422, 17763, 22920, 23684, 26133, 29605, 33720, 34844, 35526, 43555, 47368, 52266, 53671, 59210, 69688, 71052, 87110, 88815, 104532, 107342, 118420, 130665, 142104, 161013, 174220, 177630, 209064, 214684, 236840, 261330, 268355, 322026, 348440, 355260, 429368, 522660, 536710, 644052, 710520, 805065, 1045320, 1073420, 1288104, 1610130, 1663801, 2146840, 3220260, 3327602, 4991403, 6440520, 6655204, 8319005, 9982806, 13310408, 16638010, 19965612, 24957015, 33276020, 39931224, 49914030, 66552040, 99828060, 199656120]

約数ペア:

[(1, 199656120), (2, 99828060), (3, 66552040), (4, 49914030), (5, 39931224), (6, 33276020), (8, 24957015), (10, 19965612), (12, 16638010), (15, 13310408), (20, 9982806), (24, 8319005), (30, 6655204), (31, 6440520), (40, 4991403), (60, 3327602), (62, 3220260), (93, 2146840), (120, 1663801), (124, 1610130), (155, 1288104), (186, 1073420), (191, 1045320), (248, 805065), (281, 710520), (310, 644052), (372, 536710), (382, 522660), (465, 429368), (562, 355260), (573, 348440), (620, 322026), (744, 268355), (764, 261330), (843, 236840), (930, 214684), (955, 209064), (1124, 177630), (1146, 174220), (1240, 161013), (1405, 142104), (1528, 130665), (1686, 118420), (1860, 107342), (1910, 104532), (2248, 88815), (2292, 87110), (2810, 71052), (2865, 69688), (3372, 59210), (3720, 53671), (3820, 52266), (4215, 47368), (4584, 43555), (5620, 35526), (5730, 34844), (5921, 33720), (6744, 29605), (7640, 26133), (8430, 23684), (8711, 22920), (11240, 17763), (11460, 17422), (11842, 16860)]