19857782790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{87107}}^1$

素因数の和:87286

約数の個数: 96

約数和(自身を含む): 55034834400

約数和(自身を除く): 35177051610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 149, 153, 170, 255, 298, 306, 447, 510, 745, 765, 894, 1341, 1490, 1530, 2235, 2533, 2682, 4470, 5066, 6705, 7599, 12665, 13410, 15198, 22797, 25330, 37995, 45594, 75990, 87107, 113985, 174214, 227970, 261321, 435535, 522642, 783963, 871070, 1306605, 1480819, 1567926, 2613210, 2961638, 3919815, 4442457, 7404095, 7839630, 8884914, 12978943, 13327371, 14808190, 22212285, 25957886, 26654742, 38936829, 44424570, 64894715, 66636855, 77873658, 116810487, 129789430, 133273710, 194684145, 220642031, 233620974, 389368290, 441284062, 584052435, 661926093, 1103210155, 1168104870, 1323852186, 1985778279, 2206420310, 3309630465, 3971556558, 6619260930, 9928891395, 19857782790]

約数ペア:

[(1, 19857782790), (2, 9928891395), (3, 6619260930), (5, 3971556558), (6, 3309630465), (9, 2206420310), (10, 1985778279), (15, 1323852186), (17, 1168104870), (18, 1103210155), (30, 661926093), (34, 584052435), (45, 441284062), (51, 389368290), (85, 233620974), (90, 220642031), (102, 194684145), (149, 133273710), (153, 129789430), (170, 116810487), (255, 77873658), (298, 66636855), (306, 64894715), (447, 44424570), (510, 38936829), (745, 26654742), (765, 25957886), (894, 22212285), (1341, 14808190), (1490, 13327371), (1530, 12978943), (2235, 8884914), (2533, 7839630), (2682, 7404095), (4470, 4442457), (5066, 3919815), (6705, 2961638), (7599, 2613210), (12665, 1567926), (13410, 1480819), (15198, 1306605), (22797, 871070), (25330, 783963), (37995, 522642), (45594, 435535), (75990, 261321), (87107, 227970), (113985, 174214)]