51919140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 192

約数和(自身を含む): 184472064

約数和(自身を除く): 132552924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 37, 39, 42, 52, 60, 65, 70, 74, 78, 84, 91, 105, 111, 130, 140, 148, 156, 182, 185, 195, 210, 222, 257, 259, 260, 273, 364, 370, 390, 420, 444, 455, 481, 514, 518, 546, 555, 740, 771, 777, 780, 910, 962, 1028, 1036, 1092, 1110, 1285, 1295, 1365, 1443, 1542, 1554, 1799, 1820, 1924, 2220, 2405, 2570, 2590, 2730, 2886, 3084, 3108, 3341, 3367, 3598, 3855, 3885, 4810, 5140, 5180, 5397, 5460, 5772, 6682, 6734, 7196, 7215, 7710, 7770, 8995, 9509, 9620, 10023, 10101, 10794, 13364, 13468, 14430, 15420, 15540, 16705, 16835, 17990, 19018, 20046, 20202, 21588, 23387, 26985, 28527, 28860, 33410, 33670, 35980, 38036, 40092, 40404, 46774, 47545, 50115, 50505, 53970, 57054, 66563, 66820, 67340, 70161, 93548, 95090, 100230, 101010, 107940, 114108, 116935, 123617, 133126, 140322, 142635, 190180, 199689, 200460, 202020, 233870, 247234, 266252, 280644, 285270, 332815, 350805, 370851, 399378, 467740, 494468, 570540, 618085, 665630, 701610, 741702, 798756, 865319, 998445, 1236170, 1331260, 1403220, 1483404, 1730638, 1854255, 1996890, 2472340, 2595957, 3461276, 3708510, 3993780, 4326595, 5191914, 7417020, 8653190, 10383828, 12979785, 17306380, 25959570, 51919140]

約数ペア:

[(1, 51919140), (2, 25959570), (3, 17306380), (4, 12979785), (5, 10383828), (6, 8653190), (7, 7417020), (10, 5191914), (12, 4326595), (13, 3993780), (14, 3708510), (15, 3461276), (20, 2595957), (21, 2472340), (26, 1996890), (28, 1854255), (30, 1730638), (35, 1483404), (37, 1403220), (39, 1331260), (42, 1236170), (52, 998445), (60, 865319), (65, 798756), (70, 741702), (74, 701610), (78, 665630), (84, 618085), (91, 570540), (105, 494468), (111, 467740), (130, 399378), (140, 370851), (148, 350805), (156, 332815), (182, 285270), (185, 280644), (195, 266252), (210, 247234), (222, 233870), (257, 202020), (259, 200460), (260, 199689), (273, 190180), (364, 142635), (370, 140322), (390, 133126), (420, 123617), (444, 116935), (455, 114108), (481, 107940), (514, 101010), (518, 100230), (546, 95090), (555, 93548), (740, 70161), (771, 67340), (777, 66820), (780, 66563), (910, 57054), (962, 53970), (1028, 50505), (1036, 50115), (1092, 47545), (1110, 46774), (1285, 40404), (1295, 40092), (1365, 38036), (1443, 35980), (1542, 33670), (1554, 33410), (1799, 28860), (1820, 28527), (1924, 26985), (2220, 23387), (2405, 21588), (2570, 20202), (2590, 20046), (2730, 19018), (2886, 17990), (3084, 16835), (3108, 16705), (3341, 15540), (3367, 15420), (3598, 14430), (3855, 13468), (3885, 13364), (4810, 10794), (5140, 10101), (5180, 10023), (5397, 9620), (5460, 9509), (5772, 8995), (6682, 7770), (6734, 7710), (7196, 7215)]