145425420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{547}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 507456768

約数和(自身を除く): 362031348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 211, 252, 315, 420, 422, 547, 630, 633, 844, 1055, 1094, 1260, 1266, 1477, 1641, 1899, 2110, 2188, 2532, 2735, 2954, 3165, 3282, 3798, 3829, 4220, 4431, 4923, 5470, 5908, 6330, 6564, 7385, 7596, 7658, 8205, 8862, 9495, 9846, 10940, 11487, 12660, 13293, 14770, 15316, 16410, 17724, 18990, 19145, 19692, 22155, 22974, 24615, 26586, 29540, 32820, 34461, 37980, 38290, 44310, 45948, 49230, 53172, 57435, 66465, 68922, 76580, 88620, 98460, 114870, 115417, 132930, 137844, 172305, 229740, 230834, 265860, 344610, 346251, 461668, 577085, 689220, 692502, 807919, 1038753, 1154170, 1385004, 1615838, 1731255, 2077506, 2308340, 2423757, 3231676, 3462510, 4039595, 4155012, 4847514, 5193765, 6925020, 7271271, 8079190, 9695028, 10387530, 12118785, 14542542, 16158380, 20775060, 24237570, 29085084, 36356355, 48475140, 72712710, 145425420]

約数ペア:

[(1, 145425420), (2, 72712710), (3, 48475140), (4, 36356355), (5, 29085084), (6, 24237570), (7, 20775060), (9, 16158380), (10, 14542542), (12, 12118785), (14, 10387530), (15, 9695028), (18, 8079190), (20, 7271271), (21, 6925020), (28, 5193765), (30, 4847514), (35, 4155012), (36, 4039595), (42, 3462510), (45, 3231676), (60, 2423757), (63, 2308340), (70, 2077506), (84, 1731255), (90, 1615838), (105, 1385004), (126, 1154170), (140, 1038753), (180, 807919), (210, 692502), (211, 689220), (252, 577085), (315, 461668), (420, 346251), (422, 344610), (547, 265860), (630, 230834), (633, 229740), (844, 172305), (1055, 137844), (1094, 132930), (1260, 115417), (1266, 114870), (1477, 98460), (1641, 88620), (1899, 76580), (2110, 68922), (2188, 66465), (2532, 57435), (2735, 53172), (2954, 49230), (3165, 45948), (3282, 44310), (3798, 38290), (3829, 37980), (4220, 34461), (4431, 32820), (4923, 29540), (5470, 26586), (5908, 24615), (6330, 22974), (6564, 22155), (7385, 19692), (7596, 19145), (7658, 18990), (8205, 17724), (8862, 16410), (9495, 15316), (9846, 14770), (10940, 13293), (11487, 12660)]