309298140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 972972000

約数和(自身を除く): 663673860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 89, 90, 129, 172, 178, 180, 215, 258, 267, 356, 387, 430, 445, 449, 516, 534, 645, 774, 801, 860, 890, 898, 1068, 1290, 1335, 1347, 1548, 1602, 1780, 1796, 1935, 2245, 2580, 2670, 2694, 3204, 3827, 3870, 4005, 4041, 4490, 5340, 5388, 6735, 7654, 7740, 8010, 8082, 8980, 11481, 13470, 15308, 16020, 16164, 19135, 19307, 20205, 22962, 26940, 34443, 38270, 38614, 39961, 40410, 45924, 57405, 57921, 68886, 76540, 77228, 79922, 80820, 96535, 114810, 115842, 119883, 137772, 159844, 172215, 173763, 193070, 199805, 229620, 231684, 239766, 289605, 344430, 347526, 359649, 386140, 399610, 479532, 579210, 599415, 688860, 695052, 719298, 799220, 868815, 1158420, 1198830, 1438596, 1718323, 1737630, 1798245, 2397660, 3436646, 3475260, 3596490, 5154969, 6873292, 7192980, 8591615, 10309938, 15464907, 17183230, 20619876, 25774845, 30929814, 34366460, 51549690, 61859628, 77324535, 103099380, 154649070, 309298140]

約数ペア:

[(1, 309298140), (2, 154649070), (3, 103099380), (4, 77324535), (5, 61859628), (6, 51549690), (9, 34366460), (10, 30929814), (12, 25774845), (15, 20619876), (18, 17183230), (20, 15464907), (30, 10309938), (36, 8591615), (43, 7192980), (45, 6873292), (60, 5154969), (86, 3596490), (89, 3475260), (90, 3436646), (129, 2397660), (172, 1798245), (178, 1737630), (180, 1718323), (215, 1438596), (258, 1198830), (267, 1158420), (356, 868815), (387, 799220), (430, 719298), (445, 695052), (449, 688860), (516, 599415), (534, 579210), (645, 479532), (774, 399610), (801, 386140), (860, 359649), (890, 347526), (898, 344430), (1068, 289605), (1290, 239766), (1335, 231684), (1347, 229620), (1548, 199805), (1602, 193070), (1780, 173763), (1796, 172215), (1935, 159844), (2245, 137772), (2580, 119883), (2670, 115842), (2694, 114810), (3204, 96535), (3827, 80820), (3870, 79922), (4005, 77228), (4041, 76540), (4490, 68886), (5340, 57921), (5388, 57405), (6735, 45924), (7654, 40410), (7740, 39961), (8010, 38614), (8082, 38270), (8980, 34443), (11481, 26940), (13470, 22962), (15308, 20205), (16020, 19307), (16164, 19135)]