51508980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 176117760

約数和(自身を除く): 124608780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 85, 90, 93, 102, 108, 124, 135, 153, 155, 170, 180, 181, 186, 204, 255, 270, 279, 306, 310, 340, 362, 372, 459, 465, 510, 527, 540, 543, 558, 612, 620, 724, 765, 837, 905, 918, 930, 1020, 1054, 1086, 1116, 1395, 1530, 1581, 1629, 1674, 1810, 1836, 1860, 2108, 2172, 2295, 2635, 2715, 2790, 3060, 3077, 3162, 3258, 3348, 3620, 4185, 4590, 4743, 4887, 5270, 5430, 5580, 5611, 6154, 6324, 6516, 7905, 8145, 8370, 9180, 9231, 9486, 9774, 10540, 10860, 11222, 12308, 14229, 15385, 15810, 16290, 16740, 16833, 18462, 18972, 19548, 22444, 23715, 24435, 27693, 28055, 28458, 30770, 31620, 32580, 33666, 36924, 46155, 47430, 48870, 50499, 55386, 56110, 56916, 61540, 67332, 71145, 83079, 84165, 92310, 94860, 95387, 97740, 100998, 110772, 112220, 138465, 142290, 151497, 166158, 168330, 184620, 190774, 201996, 252495, 276930, 284580, 286161, 302994, 332316, 336660, 381548, 415395, 476935, 504990, 553860, 572322, 605988, 757485, 830790, 858483, 953870, 1009980, 1144644, 1430805, 1514970, 1661580, 1716966, 1907740, 2575449, 2861610, 3029940, 3433932, 4292415, 5150898, 5723220, 8584830, 10301796, 12877245, 17169660, 25754490, 51508980]

約数ペア:

[(1, 51508980), (2, 25754490), (3, 17169660), (4, 12877245), (5, 10301796), (6, 8584830), (9, 5723220), (10, 5150898), (12, 4292415), (15, 3433932), (17, 3029940), (18, 2861610), (20, 2575449), (27, 1907740), (30, 1716966), (31, 1661580), (34, 1514970), (36, 1430805), (45, 1144644), (51, 1009980), (54, 953870), (60, 858483), (62, 830790), (68, 757485), (85, 605988), (90, 572322), (93, 553860), (102, 504990), (108, 476935), (124, 415395), (135, 381548), (153, 336660), (155, 332316), (170, 302994), (180, 286161), (181, 284580), (186, 276930), (204, 252495), (255, 201996), (270, 190774), (279, 184620), (306, 168330), (310, 166158), (340, 151497), (362, 142290), (372, 138465), (459, 112220), (465, 110772), (510, 100998), (527, 97740), (540, 95387), (543, 94860), (558, 92310), (612, 84165), (620, 83079), (724, 71145), (765, 67332), (837, 61540), (905, 56916), (918, 56110), (930, 55386), (1020, 50499), (1054, 48870), (1086, 47430), (1116, 46155), (1395, 36924), (1530, 33666), (1581, 32580), (1629, 31620), (1674, 30770), (1810, 28458), (1836, 28055), (1860, 27693), (2108, 24435), (2172, 23715), (2295, 22444), (2635, 19548), (2715, 18972), (2790, 18462), (3060, 16833), (3077, 16740), (3162, 16290), (3258, 15810), (3348, 15385), (3620, 14229), (4185, 12308), (4590, 11222), (4743, 10860), (4887, 10540), (5270, 9774), (5430, 9486), (5580, 9231), (5611, 9180), (6154, 8370), (6324, 8145), (6516, 7905)]