19471339260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{5483}}^1$

素因数の和:5788

約数の個数: 144

約数和(自身を含む): 59945165280

約数和(自身を除く): 40473826020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 181, 218, 327, 362, 436, 543, 545, 654, 724, 905, 981, 1086, 1090, 1308, 1629, 1635, 1810, 1962, 2172, 2180, 2715, 3258, 3270, 3620, 3924, 4905, 5430, 5483, 6516, 6540, 8145, 9810, 10860, 10966, 16290, 16449, 19620, 19729, 21932, 27415, 32580, 32898, 39458, 49347, 54830, 59187, 65796, 78916, 82245, 98645, 98694, 109660, 118374, 164490, 177561, 197290, 197388, 236748, 246735, 295935, 328980, 355122, 394580, 493470, 591870, 597647, 710244, 887805, 986940, 992423, 1183740, 1195294, 1775610, 1792941, 1984846, 2390588, 2977269, 2988235, 3551220, 3585882, 3969692, 4962115, 5378823, 5954538, 5976470, 7171764, 8931807, 8964705, 9924230, 10757646, 11909076, 11952940, 14886345, 17863614, 17929410, 19848460, 21515292, 26894115, 29772690, 35727228, 35858820, 44659035, 53788230, 59545380, 89318070, 107576460, 108174107, 178636140, 216348214, 324522321, 432696428, 540870535, 649044642, 973566963, 1081741070, 1298089284, 1622611605, 1947133926, 2163482140, 3245223210, 3894267852, 4867834815, 6490446420, 9735669630, 19471339260]

約数ペア:

[(1, 19471339260), (2, 9735669630), (3, 6490446420), (4, 4867834815), (5, 3894267852), (6, 3245223210), (9, 2163482140), (10, 1947133926), (12, 1622611605), (15, 1298089284), (18, 1081741070), (20, 973566963), (30, 649044642), (36, 540870535), (45, 432696428), (60, 324522321), (90, 216348214), (109, 178636140), (180, 108174107), (181, 107576460), (218, 89318070), (327, 59545380), (362, 53788230), (436, 44659035), (543, 35858820), (545, 35727228), (654, 29772690), (724, 26894115), (905, 21515292), (981, 19848460), (1086, 17929410), (1090, 17863614), (1308, 14886345), (1629, 11952940), (1635, 11909076), (1810, 10757646), (1962, 9924230), (2172, 8964705), (2180, 8931807), (2715, 7171764), (3258, 5976470), (3270, 5954538), (3620, 5378823), (3924, 4962115), (4905, 3969692), (5430, 3585882), (5483, 3551220), (6516, 2988235), (6540, 2977269), (8145, 2390588), (9810, 1984846), (10860, 1792941), (10966, 1775610), (16290, 1195294), (16449, 1183740), (19620, 992423), (19729, 986940), (21932, 887805), (27415, 710244), (32580, 597647), (32898, 591870), (39458, 493470), (49347, 394580), (54830, 355122), (59187, 328980), (65796, 295935), (78916, 246735), (82245, 236748), (98645, 197388), (98694, 197290), (109660, 177561), (118374, 164490)]