320699340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4421}}^1$

素因数の和:4480

約数の個数: 144

約数和(自身を含む): 1081656576

約数和(自身を除く): 760957236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4421, 4836, 5580, 6045, 7254, 8060, 8842, 12090, 13263, 14508, 17684, 18135, 22105, 24180, 26526, 36270, 39789, 44210, 53052, 57473, 66315, 72540, 79578, 88420, 114946, 132630, 137051, 159156, 172419, 198945, 229892, 265260, 274102, 287365, 344838, 397890, 411153, 517257, 548204, 574730, 685255, 689676, 795780, 822306, 862095, 1034514, 1149460, 1233459, 1370510, 1644612, 1724190, 1781663, 2055765, 2069028, 2466918, 2586285, 2741020, 3448380, 3563326, 4111530, 4933836, 5172570, 5344989, 6167295, 7126652, 8223060, 8908315, 10345140, 10689978, 12334590, 16034967, 17816630, 21379956, 24669180, 26724945, 32069934, 35633260, 53449890, 64139868, 80174835, 106899780, 160349670, 320699340]

約数ペア:

[(1, 320699340), (2, 160349670), (3, 106899780), (4, 80174835), (5, 64139868), (6, 53449890), (9, 35633260), (10, 32069934), (12, 26724945), (13, 24669180), (15, 21379956), (18, 17816630), (20, 16034967), (26, 12334590), (30, 10689978), (31, 10345140), (36, 8908315), (39, 8223060), (45, 7126652), (52, 6167295), (60, 5344989), (62, 5172570), (65, 4933836), (78, 4111530), (90, 3563326), (93, 3448380), (117, 2741020), (124, 2586285), (130, 2466918), (155, 2069028), (156, 2055765), (180, 1781663), (186, 1724190), (195, 1644612), (234, 1370510), (260, 1233459), (279, 1149460), (310, 1034514), (372, 862095), (390, 822306), (403, 795780), (465, 689676), (468, 685255), (558, 574730), (585, 548204), (620, 517257), (780, 411153), (806, 397890), (930, 344838), (1116, 287365), (1170, 274102), (1209, 265260), (1395, 229892), (1612, 198945), (1860, 172419), (2015, 159156), (2340, 137051), (2418, 132630), (2790, 114946), (3627, 88420), (4030, 79578), (4421, 72540), (4836, 66315), (5580, 57473), (6045, 53052), (7254, 44210), (8060, 39789), (8842, 36270), (12090, 26526), (13263, 24180), (14508, 22105), (17684, 18135)]