419210820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19571}}^1$

素因数の和:19610

約数の個数: 144

約数和(自身を含む): 1538828928

約数和(自身を除く): 1119618108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 19571, 21420, 39142, 58713, 78284, 97855, 117426, 136997, 176139, 195710, 234852, 273994, 293565, 332707, 352278, 391420, 410991, 547988, 587130, 665414, 684985, 704556, 821982, 880695, 998121, 1174260, 1232973, 1330828, 1369970, 1643964, 1663535, 1761390, 1996242, 2054955, 2328949, 2465946, 2739940, 2994363, 3327070, 3522780, 3992484, 4109910, 4657898, 4931892, 4990605, 5988726, 6164865, 6654140, 6986847, 8219820, 9315796, 9981210, 11644745, 11977452, 12329730, 13973694, 14971815, 19962420, 20960541, 23289490, 24659460, 27947388, 29943630, 34934235, 41921082, 46578980, 59887260, 69868470, 83842164, 104802705, 139736940, 209605410, 419210820]

約数ペア:

[(1, 419210820), (2, 209605410), (3, 139736940), (4, 104802705), (5, 83842164), (6, 69868470), (7, 59887260), (9, 46578980), (10, 41921082), (12, 34934235), (14, 29943630), (15, 27947388), (17, 24659460), (18, 23289490), (20, 20960541), (21, 19962420), (28, 14971815), (30, 13973694), (34, 12329730), (35, 11977452), (36, 11644745), (42, 9981210), (45, 9315796), (51, 8219820), (60, 6986847), (63, 6654140), (68, 6164865), (70, 5988726), (84, 4990605), (85, 4931892), (90, 4657898), (102, 4109910), (105, 3992484), (119, 3522780), (126, 3327070), (140, 2994363), (153, 2739940), (170, 2465946), (180, 2328949), (204, 2054955), (210, 1996242), (238, 1761390), (252, 1663535), (255, 1643964), (306, 1369970), (315, 1330828), (340, 1232973), (357, 1174260), (420, 998121), (476, 880695), (510, 821982), (595, 704556), (612, 684985), (630, 665414), (714, 587130), (765, 547988), (1020, 410991), (1071, 391420), (1190, 352278), (1260, 332707), (1428, 293565), (1530, 273994), (1785, 234852), (2142, 195710), (2380, 176139), (3060, 136997), (3570, 117426), (4284, 97855), (5355, 78284), (7140, 58713), (10710, 39142), (19571, 21420)]