321567330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 128

約数和(自身を含む): 912384000

約数和(自身を除く): 590816670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 149, 210, 215, 239, 258, 298, 301, 430, 447, 478, 602, 645, 717, 745, 894, 903, 1043, 1195, 1290, 1434, 1490, 1505, 1673, 1806, 2086, 2235, 2390, 3010, 3129, 3346, 3585, 4470, 4515, 5019, 5215, 6258, 6407, 7170, 8365, 9030, 10038, 10277, 10430, 12814, 15645, 16730, 19221, 20554, 25095, 30831, 31290, 32035, 35611, 38442, 44849, 50190, 51385, 61662, 64070, 71222, 71939, 89698, 96105, 102770, 106833, 134547, 143878, 154155, 178055, 192210, 213666, 215817, 224245, 249277, 269094, 308310, 356110, 359695, 431634, 448490, 498554, 534165, 672735, 719390, 747831, 1068330, 1079085, 1246385, 1345470, 1495662, 1531273, 2158170, 2492770, 3062546, 3739155, 4593819, 7478310, 7656365, 9187638, 10718911, 15312730, 21437822, 22969095, 32156733, 45938190, 53594555, 64313466, 107189110, 160783665, 321567330]

約数ペア:

[(1, 321567330), (2, 160783665), (3, 107189110), (5, 64313466), (6, 53594555), (7, 45938190), (10, 32156733), (14, 22969095), (15, 21437822), (21, 15312730), (30, 10718911), (35, 9187638), (42, 7656365), (43, 7478310), (70, 4593819), (86, 3739155), (105, 3062546), (129, 2492770), (149, 2158170), (210, 1531273), (215, 1495662), (239, 1345470), (258, 1246385), (298, 1079085), (301, 1068330), (430, 747831), (447, 719390), (478, 672735), (602, 534165), (645, 498554), (717, 448490), (745, 431634), (894, 359695), (903, 356110), (1043, 308310), (1195, 269094), (1290, 249277), (1434, 224245), (1490, 215817), (1505, 213666), (1673, 192210), (1806, 178055), (2086, 154155), (2235, 143878), (2390, 134547), (3010, 106833), (3129, 102770), (3346, 96105), (3585, 89698), (4470, 71939), (4515, 71222), (5019, 64070), (5215, 61662), (6258, 51385), (6407, 50190), (7170, 44849), (8365, 38442), (9030, 35611), (10038, 32035), (10277, 31290), (10430, 30831), (12814, 25095), (15645, 20554), (16730, 19221)]