191530980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{619}}^1$

素因数の和:831

約数の個数: 120

約数和(自身を含む): 604961280

約数和(自身を除く): 413430300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 191, 270, 324, 382, 405, 540, 573, 619, 764, 810, 955, 1146, 1238, 1620, 1719, 1857, 1910, 2292, 2476, 2865, 3095, 3438, 3714, 3820, 5157, 5571, 5730, 6190, 6876, 7428, 8595, 9285, 10314, 11142, 11460, 12380, 15471, 16713, 17190, 18570, 20628, 22284, 25785, 27855, 30942, 33426, 34380, 37140, 50139, 51570, 55710, 61884, 66852, 77355, 83565, 100278, 103140, 111420, 118229, 154710, 167130, 200556, 236458, 250695, 309420, 334260, 354687, 472916, 501390, 591145, 709374, 1002780, 1064061, 1182290, 1418748, 1773435, 2128122, 2364580, 3192183, 3546870, 4256244, 5320305, 6384366, 7093740, 9576549, 10640610, 12768732, 15960915, 19153098, 21281220, 31921830, 38306196, 47882745, 63843660, 95765490, 191530980]

約数ペア:

[(1, 191530980), (2, 95765490), (3, 63843660), (4, 47882745), (5, 38306196), (6, 31921830), (9, 21281220), (10, 19153098), (12, 15960915), (15, 12768732), (18, 10640610), (20, 9576549), (27, 7093740), (30, 6384366), (36, 5320305), (45, 4256244), (54, 3546870), (60, 3192183), (81, 2364580), (90, 2128122), (108, 1773435), (135, 1418748), (162, 1182290), (180, 1064061), (191, 1002780), (270, 709374), (324, 591145), (382, 501390), (405, 472916), (540, 354687), (573, 334260), (619, 309420), (764, 250695), (810, 236458), (955, 200556), (1146, 167130), (1238, 154710), (1620, 118229), (1719, 111420), (1857, 103140), (1910, 100278), (2292, 83565), (2476, 77355), (2865, 66852), (3095, 61884), (3438, 55710), (3714, 51570), (3820, 50139), (5157, 37140), (5571, 34380), (5730, 33426), (6190, 30942), (6876, 27855), (7428, 25785), (8595, 22284), (9285, 20628), (10314, 18570), (11142, 17190), (11460, 16713), (12380, 15471)]