28440300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 97493760

約数和(自身を除く): 69053460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 50, 58, 60, 70, 75, 84, 87, 100, 105, 116, 140, 145, 150, 174, 175, 203, 210, 290, 300, 348, 350, 406, 420, 435, 467, 525, 580, 609, 700, 725, 812, 870, 934, 1015, 1050, 1218, 1401, 1450, 1740, 1868, 2030, 2100, 2175, 2335, 2436, 2802, 2900, 3045, 3269, 4060, 4350, 4670, 5075, 5604, 6090, 6538, 7005, 8700, 9340, 9807, 10150, 11675, 12180, 13076, 13543, 14010, 15225, 16345, 19614, 20300, 23350, 27086, 28020, 30450, 32690, 35025, 39228, 40629, 46700, 49035, 54172, 60900, 65380, 67715, 70050, 81258, 81725, 94801, 98070, 135430, 140100, 162516, 163450, 189602, 196140, 203145, 245175, 270860, 284403, 326900, 338575, 379204, 406290, 474005, 490350, 568806, 677150, 812580, 948010, 980700, 1015725, 1137612, 1354300, 1422015, 1896020, 2031450, 2370025, 2844030, 4062900, 4740050, 5688060, 7110075, 9480100, 14220150, 28440300]

約数ペア:

[(1, 28440300), (2, 14220150), (3, 9480100), (4, 7110075), (5, 5688060), (6, 4740050), (7, 4062900), (10, 2844030), (12, 2370025), (14, 2031450), (15, 1896020), (20, 1422015), (21, 1354300), (25, 1137612), (28, 1015725), (29, 980700), (30, 948010), (35, 812580), (42, 677150), (50, 568806), (58, 490350), (60, 474005), (70, 406290), (75, 379204), (84, 338575), (87, 326900), (100, 284403), (105, 270860), (116, 245175), (140, 203145), (145, 196140), (150, 189602), (174, 163450), (175, 162516), (203, 140100), (210, 135430), (290, 98070), (300, 94801), (348, 81725), (350, 81258), (406, 70050), (420, 67715), (435, 65380), (467, 60900), (525, 54172), (580, 49035), (609, 46700), (700, 40629), (725, 39228), (812, 35025), (870, 32690), (934, 30450), (1015, 28020), (1050, 27086), (1218, 23350), (1401, 20300), (1450, 19614), (1740, 16345), (1868, 15225), (2030, 14010), (2100, 13543), (2175, 13076), (2335, 12180), (2436, 11675), (2802, 10150), (2900, 9807), (3045, 9340), (3269, 8700), (4060, 7005), (4350, 6538), (4670, 6090), (5075, 5604)]