478879380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:247

約数の個数: 288

約数和(自身を含む): 1732243968

約数和(自身を除く): 1253364588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 71, 84, 90, 101, 105, 106, 126, 140, 142, 159, 180, 202, 210, 212, 213, 252, 265, 284, 303, 315, 318, 355, 371, 404, 420, 426, 477, 497, 505, 530, 606, 630, 636, 639, 707, 710, 742, 795, 852, 909, 954, 994, 1010, 1060, 1065, 1113, 1212, 1260, 1278, 1414, 1420, 1484, 1491, 1515, 1590, 1818, 1855, 1908, 1988, 2020, 2121, 2130, 2226, 2385, 2485, 2556, 2828, 2982, 3030, 3180, 3195, 3339, 3535, 3636, 3710, 3763, 4242, 4260, 4452, 4473, 4545, 4770, 4970, 5353, 5565, 5964, 6060, 6363, 6390, 6678, 7070, 7171, 7420, 7455, 7526, 8484, 8946, 9090, 9540, 9940, 10605, 10706, 11130, 11289, 12726, 12780, 13356, 14140, 14342, 14910, 15052, 16059, 16695, 17892, 18180, 18815, 21210, 21412, 21513, 22260, 22365, 22578, 25452, 26341, 26765, 28684, 29820, 31815, 32118, 33390, 33867, 35855, 37471, 37630, 42420, 43026, 44730, 45156, 48177, 50197, 52682, 53530, 56445, 63630, 64236, 64539, 66780, 67734, 71710, 74942, 75260, 79023, 80295, 86052, 89460, 96354, 100394, 105364, 107060, 107565, 112413, 112890, 127260, 129078, 131705, 135468, 143420, 149884, 150591, 158046, 160590, 169335, 187355, 192708, 200788, 215130, 224826, 225780, 237069, 240885, 250985, 258156, 263410, 301182, 316092, 321180, 322695, 337239, 338670, 374710, 380063, 395115, 430260, 449652, 451773, 474138, 481770, 501970, 526820, 562065, 602364, 645390, 674478, 677340, 749420, 752955, 760126, 790230, 903546, 948276, 963540, 1003940, 1124130, 1140189, 1185345, 1290780, 1348956, 1505910, 1520252, 1580460, 1686195, 1807092, 1900315, 2248260, 2258865, 2280378, 2370690, 2660441, 3011820, 3372390, 3420567, 3800630, 4517730, 4560756, 4741380, 5320882, 5700945, 6744780, 6841134, 7601260, 7981323, 9035460, 10641764, 11401890, 13302205, 13682268, 15962646, 17102835, 22803780, 23943969, 26604410, 31925292, 34205670, 39906615, 47887938, 53208820, 68411340, 79813230, 95775876, 119719845, 159626460, 239439690, 478879380]

約数ペア:

[(1, 478879380), (2, 239439690), (3, 159626460), (4, 119719845), (5, 95775876), (6, 79813230), (7, 68411340), (9, 53208820), (10, 47887938), (12, 39906615), (14, 34205670), (15, 31925292), (18, 26604410), (20, 23943969), (21, 22803780), (28, 17102835), (30, 15962646), (35, 13682268), (36, 13302205), (42, 11401890), (45, 10641764), (53, 9035460), (60, 7981323), (63, 7601260), (70, 6841134), (71, 6744780), (84, 5700945), (90, 5320882), (101, 4741380), (105, 4560756), (106, 4517730), (126, 3800630), (140, 3420567), (142, 3372390), (159, 3011820), (180, 2660441), (202, 2370690), (210, 2280378), (212, 2258865), (213, 2248260), (252, 1900315), (265, 1807092), (284, 1686195), (303, 1580460), (315, 1520252), (318, 1505910), (355, 1348956), (371, 1290780), (404, 1185345), (420, 1140189), (426, 1124130), (477, 1003940), (497, 963540), (505, 948276), (530, 903546), (606, 790230), (630, 760126), (636, 752955), (639, 749420), (707, 677340), (710, 674478), (742, 645390), (795, 602364), (852, 562065), (909, 526820), (954, 501970), (994, 481770), (1010, 474138), (1060, 451773), (1065, 449652), (1113, 430260), (1212, 395115), (1260, 380063), (1278, 374710), (1414, 338670), (1420, 337239), (1484, 322695), (1491, 321180), (1515, 316092), (1590, 301182), (1818, 263410), (1855, 258156), (1908, 250985), (1988, 240885), (2020, 237069), (2121, 225780), (2130, 224826), (2226, 215130), (2385, 200788), (2485, 192708), (2556, 187355), (2828, 169335), (2982, 160590), (3030, 158046), (3180, 150591), (3195, 149884), (3339, 143420), (3535, 135468), (3636, 131705), (3710, 129078), (3763, 127260), (4242, 112890), (4260, 112413), (4452, 107565), (4473, 107060), (4545, 105364), (4770, 100394), (4970, 96354), (5353, 89460), (5565, 86052), (5964, 80295), (6060, 79023), (6363, 75260), (6390, 74942), (6678, 71710), (7070, 67734), (7171, 66780), (7420, 64539), (7455, 64236), (7526, 63630), (8484, 56445), (8946, 53530), (9090, 52682), (9540, 50197), (9940, 48177), (10605, 45156), (10706, 44730), (11130, 43026), (11289, 42420), (12726, 37630), (12780, 37471), (13356, 35855), (14140, 33867), (14342, 33390), (14910, 32118), (15052, 31815), (16059, 29820), (16695, 28684), (17892, 26765), (18180, 26341), (18815, 25452), (21210, 22578), (21412, 22365), (21513, 22260)]