858241720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 2269347840

約数和(自身を除く): 1411106120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 151, 212, 265, 280, 302, 371, 383, 424, 530, 604, 742, 755, 766, 1057, 1060, 1208, 1484, 1510, 1532, 1855, 1915, 2114, 2120, 2681, 2968, 3020, 3064, 3710, 3830, 4228, 5285, 5362, 6040, 7420, 7660, 8003, 8456, 10570, 10724, 13405, 14840, 15320, 16006, 20299, 21140, 21448, 26810, 32012, 40015, 40598, 42280, 53620, 56021, 57833, 64024, 80030, 81196, 101495, 107240, 112042, 115666, 142093, 160060, 162392, 202990, 224084, 231332, 280105, 284186, 289165, 320120, 404831, 405980, 448168, 462664, 560210, 568372, 578330, 710465, 809662, 811960, 1120420, 1136744, 1156660, 1420930, 1619324, 2024155, 2240840, 2313320, 2841860, 3065149, 3238648, 4048310, 5683720, 6130298, 8096620, 12260596, 15325745, 16193240, 21456043, 24521192, 30651490, 42912086, 61302980, 85824172, 107280215, 122605960, 171648344, 214560430, 429120860, 858241720]

約数ペア:

[(1, 858241720), (2, 429120860), (4, 214560430), (5, 171648344), (7, 122605960), (8, 107280215), (10, 85824172), (14, 61302980), (20, 42912086), (28, 30651490), (35, 24521192), (40, 21456043), (53, 16193240), (56, 15325745), (70, 12260596), (106, 8096620), (140, 6130298), (151, 5683720), (212, 4048310), (265, 3238648), (280, 3065149), (302, 2841860), (371, 2313320), (383, 2240840), (424, 2024155), (530, 1619324), (604, 1420930), (742, 1156660), (755, 1136744), (766, 1120420), (1057, 811960), (1060, 809662), (1208, 710465), (1484, 578330), (1510, 568372), (1532, 560210), (1855, 462664), (1915, 448168), (2114, 405980), (2120, 404831), (2681, 320120), (2968, 289165), (3020, 284186), (3064, 280105), (3710, 231332), (3830, 224084), (4228, 202990), (5285, 162392), (5362, 160060), (6040, 142093), (7420, 115666), (7660, 112042), (8003, 107240), (8456, 101495), (10570, 81196), (10724, 80030), (13405, 64024), (14840, 57833), (15320, 56021), (16006, 53620), (20299, 42280), (21140, 40598), (21448, 40015), (26810, 32012)]