210017830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 128

約数和(自身を含む): 481489920

約数和(自身を除く): 271472090

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 23, 34, 38, 46, 55, 85, 95, 110, 115, 170, 187, 190, 209, 230, 253, 257, 323, 374, 391, 418, 437, 506, 514, 646, 782, 874, 935, 1045, 1265, 1285, 1615, 1870, 1955, 2090, 2185, 2530, 2570, 2827, 3230, 3553, 3910, 4301, 4369, 4370, 4807, 4883, 5654, 5911, 7106, 7429, 8602, 8738, 9614, 9766, 11822, 14135, 14858, 17765, 21505, 21845, 24035, 24415, 28270, 29555, 35530, 37145, 43010, 43690, 48059, 48070, 48830, 53713, 59110, 65021, 74290, 81719, 83011, 96118, 100487, 107426, 112309, 130042, 163438, 166022, 200974, 224618, 240295, 268565, 325105, 408595, 415055, 480590, 502435, 537130, 561545, 650210, 817190, 830110, 913121, 1004870, 1105357, 1123090, 1235399, 1826242, 1909253, 2210714, 2470798, 3818506, 4565605, 5526785, 6176995, 9131210, 9546265, 11053570, 12353990, 19092530, 21001783, 42003566, 105008915, 210017830]

約数ペア:

[(1, 210017830), (2, 105008915), (5, 42003566), (10, 21001783), (11, 19092530), (17, 12353990), (19, 11053570), (22, 9546265), (23, 9131210), (34, 6176995), (38, 5526785), (46, 4565605), (55, 3818506), (85, 2470798), (95, 2210714), (110, 1909253), (115, 1826242), (170, 1235399), (187, 1123090), (190, 1105357), (209, 1004870), (230, 913121), (253, 830110), (257, 817190), (323, 650210), (374, 561545), (391, 537130), (418, 502435), (437, 480590), (506, 415055), (514, 408595), (646, 325105), (782, 268565), (874, 240295), (935, 224618), (1045, 200974), (1265, 166022), (1285, 163438), (1615, 130042), (1870, 112309), (1955, 107426), (2090, 100487), (2185, 96118), (2530, 83011), (2570, 81719), (2827, 74290), (3230, 65021), (3553, 59110), (3910, 53713), (4301, 48830), (4369, 48070), (4370, 48059), (4807, 43690), (4883, 43010), (5654, 37145), (5911, 35530), (7106, 29555), (7429, 28270), (8602, 24415), (8738, 24035), (9614, 21845), (9766, 21505), (11822, 17765), (14135, 14858)]