51435540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 192

約数和(自身を含む): 182891520

約数和(自身を除く): 131455980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 431, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 862, 884, 918, 1020, 1105, 1170, 1293, 1326, 1404, 1530, 1724, 1755, 1836, 1989, 2155, 2210, 2295, 2340, 2586, 2652, 3060, 3315, 3510, 3879, 3978, 4310, 4420, 4590, 5172, 5603, 5967, 6465, 6630, 7020, 7327, 7758, 7956, 8620, 9180, 9945, 11206, 11637, 11934, 12930, 13260, 14654, 15516, 16809, 19395, 19890, 21981, 22412, 23274, 23868, 25860, 28015, 29308, 29835, 33618, 36635, 38790, 39780, 43962, 46548, 50427, 56030, 58185, 59670, 65943, 67236, 73270, 77580, 84045, 87924, 95251, 100854, 109905, 112060, 116370, 119340, 131886, 146540, 151281, 168090, 190502, 197829, 201708, 219810, 232740, 252135, 263772, 285753, 302562, 329715, 336180, 381004, 395658, 439620, 476255, 504270, 571506, 605124, 659430, 756405, 791316, 857259, 952510, 989145, 1008540, 1143012, 1318860, 1428765, 1512810, 1714518, 1905020, 1978290, 2571777, 2857530, 3025620, 3429036, 3956580, 4286295, 5143554, 5715060, 8572590, 10287108, 12858885, 17145180, 25717770, 51435540]

約数ペア:

[(1, 51435540), (2, 25717770), (3, 17145180), (4, 12858885), (5, 10287108), (6, 8572590), (9, 5715060), (10, 5143554), (12, 4286295), (13, 3956580), (15, 3429036), (17, 3025620), (18, 2857530), (20, 2571777), (26, 1978290), (27, 1905020), (30, 1714518), (34, 1512810), (36, 1428765), (39, 1318860), (45, 1143012), (51, 1008540), (52, 989145), (54, 952510), (60, 857259), (65, 791316), (68, 756405), (78, 659430), (85, 605124), (90, 571506), (102, 504270), (108, 476255), (117, 439620), (130, 395658), (135, 381004), (153, 336180), (156, 329715), (170, 302562), (180, 285753), (195, 263772), (204, 252135), (221, 232740), (234, 219810), (255, 201708), (260, 197829), (270, 190502), (306, 168090), (340, 151281), (351, 146540), (390, 131886), (431, 119340), (442, 116370), (459, 112060), (468, 109905), (510, 100854), (540, 95251), (585, 87924), (612, 84045), (663, 77580), (702, 73270), (765, 67236), (780, 65943), (862, 59670), (884, 58185), (918, 56030), (1020, 50427), (1105, 46548), (1170, 43962), (1293, 39780), (1326, 38790), (1404, 36635), (1530, 33618), (1724, 29835), (1755, 29308), (1836, 28015), (1989, 25860), (2155, 23868), (2210, 23274), (2295, 22412), (2340, 21981), (2586, 19890), (2652, 19395), (3060, 16809), (3315, 15516), (3510, 14654), (3879, 13260), (3978, 12930), (4310, 11934), (4420, 11637), (4590, 11206), (5172, 9945), (5603, 9180), (5967, 8620), (6465, 7956), (6630, 7758), (7020, 7327)]