61392420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:682

約数の個数: 144

約数和(自身を含む): 203112000

約数和(自身を除く): 141719580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 522, 551, 570, 580, 619, 684, 855, 870, 1044, 1102, 1140, 1238, 1305, 1653, 1710, 1740, 1857, 2204, 2476, 2610, 2755, 3095, 3306, 3420, 3714, 4959, 5220, 5510, 5571, 6190, 6612, 7428, 8265, 9285, 9918, 11020, 11142, 11761, 12380, 16530, 17951, 18570, 19836, 22284, 23522, 24795, 27855, 33060, 35283, 35902, 37140, 47044, 49590, 53853, 55710, 58805, 70566, 71804, 89755, 99180, 105849, 107706, 111420, 117610, 141132, 161559, 176415, 179510, 211698, 215412, 235220, 269265, 323118, 341069, 352830, 359020, 423396, 529245, 538530, 646236, 682138, 705660, 807795, 1023207, 1058490, 1077060, 1364276, 1615590, 1705345, 2046414, 2116980, 3069621, 3231180, 3410690, 4092828, 5116035, 6139242, 6821380, 10232070, 12278484, 15348105, 20464140, 30696210, 61392420]

約数ペア:

[(1, 61392420), (2, 30696210), (3, 20464140), (4, 15348105), (5, 12278484), (6, 10232070), (9, 6821380), (10, 6139242), (12, 5116035), (15, 4092828), (18, 3410690), (19, 3231180), (20, 3069621), (29, 2116980), (30, 2046414), (36, 1705345), (38, 1615590), (45, 1364276), (57, 1077060), (58, 1058490), (60, 1023207), (76, 807795), (87, 705660), (90, 682138), (95, 646236), (114, 538530), (116, 529245), (145, 423396), (171, 359020), (174, 352830), (180, 341069), (190, 323118), (228, 269265), (261, 235220), (285, 215412), (290, 211698), (342, 179510), (348, 176415), (380, 161559), (435, 141132), (522, 117610), (551, 111420), (570, 107706), (580, 105849), (619, 99180), (684, 89755), (855, 71804), (870, 70566), (1044, 58805), (1102, 55710), (1140, 53853), (1238, 49590), (1305, 47044), (1653, 37140), (1710, 35902), (1740, 35283), (1857, 33060), (2204, 27855), (2476, 24795), (2610, 23522), (2755, 22284), (3095, 19836), (3306, 18570), (3420, 17951), (3714, 16530), (4959, 12380), (5220, 11761), (5510, 11142), (5571, 11020), (6190, 9918), (6612, 9285), (7428, 8265)]