305804925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2643

約数の個数: 72

約数和(自身を含む): 598890240

約数和(自身を除く): 293085315

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 153, 155, 225, 255, 279, 425, 465, 527, 765, 775, 1275, 1395, 1581, 2325, 2579, 2635, 3825, 4743, 6975, 7737, 7905, 12895, 13175, 23211, 23715, 38685, 39525, 43843, 64475, 79949, 116055, 118575, 131529, 193425, 219215, 239847, 394587, 399745, 580275, 657645, 719541, 1096075, 1199235, 1359133, 1972935, 1998725, 3288225, 3597705, 4077399, 5996175, 6795665, 9864675, 12232197, 17988525, 20386995, 33978325, 61160985, 101934975, 305804925]

約数ペア:

[(1, 305804925), (3, 101934975), (5, 61160985), (9, 33978325), (15, 20386995), (17, 17988525), (25, 12232197), (31, 9864675), (45, 6795665), (51, 5996175), (75, 4077399), (85, 3597705), (93, 3288225), (153, 1998725), (155, 1972935), (225, 1359133), (255, 1199235), (279, 1096075), (425, 719541), (465, 657645), (527, 580275), (765, 399745), (775, 394587), (1275, 239847), (1395, 219215), (1581, 193425), (2325, 131529), (2579, 118575), (2635, 116055), (3825, 79949), (4743, 64475), (6975, 43843), (7737, 39525), (7905, 38685), (12895, 23715), (13175, 23211)]