19519320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 42688680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 71, 79, 87, 116, 120, 142, 145, 158, 174, 213, 232, 237, 284, 290, 316, 348, 355, 395, 426, 435, 474, 568, 580, 632, 696, 710, 790, 852, 870, 948, 1065, 1160, 1185, 1420, 1580, 1704, 1740, 1896, 2059, 2130, 2291, 2370, 2840, 3160, 3480, 4118, 4260, 4582, 4740, 5609, 6177, 6873, 8236, 8520, 9164, 9480, 10295, 11218, 11455, 12354, 13746, 16472, 16827, 18328, 20590, 22436, 22910, 24708, 27492, 28045, 30885, 33654, 34365, 41180, 44872, 45820, 49416, 54984, 56090, 61770, 67308, 68730, 82360, 84135, 91640, 112180, 123540, 134616, 137460, 162661, 168270, 224360, 247080, 274920, 325322, 336540, 487983, 650644, 673080, 813305, 975966, 1301288, 1626610, 1951932, 2439915, 3253220, 3903864, 4879830, 6506440, 9759660, 19519320]

約数ペア:

[(1, 19519320), (2, 9759660), (3, 6506440), (4, 4879830), (5, 3903864), (6, 3253220), (8, 2439915), (10, 1951932), (12, 1626610), (15, 1301288), (20, 975966), (24, 813305), (29, 673080), (30, 650644), (40, 487983), (58, 336540), (60, 325322), (71, 274920), (79, 247080), (87, 224360), (116, 168270), (120, 162661), (142, 137460), (145, 134616), (158, 123540), (174, 112180), (213, 91640), (232, 84135), (237, 82360), (284, 68730), (290, 67308), (316, 61770), (348, 56090), (355, 54984), (395, 49416), (426, 45820), (435, 44872), (474, 41180), (568, 34365), (580, 33654), (632, 30885), (696, 28045), (710, 27492), (790, 24708), (852, 22910), (870, 22436), (948, 20590), (1065, 18328), (1160, 16827), (1185, 16472), (1420, 13746), (1580, 12354), (1704, 11455), (1740, 11218), (1896, 10295), (2059, 9480), (2130, 9164), (2291, 8520), (2370, 8236), (2840, 6873), (3160, 6177), (3480, 5609), (4118, 4740), (4260, 4582)]