68985540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:379

約数の個数: 192

約数和(自身を含む): 239339520

約数和(自身を除く): 170353980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 155, 156, 180, 186, 195, 234, 260, 270, 279, 310, 317, 351, 372, 390, 403, 465, 468, 540, 558, 585, 620, 634, 702, 780, 806, 837, 930, 951, 1116, 1170, 1209, 1268, 1395, 1404, 1585, 1612, 1674, 1755, 1860, 1902, 2015, 2340, 2418, 2790, 2853, 3170, 3348, 3510, 3627, 3804, 4030, 4121, 4185, 4755, 4836, 5580, 5706, 6045, 6340, 7020, 7254, 8060, 8242, 8370, 8559, 9510, 9827, 10881, 11412, 12090, 12363, 14265, 14508, 16484, 16740, 17118, 18135, 19020, 19654, 20605, 21762, 24180, 24726, 28530, 29481, 34236, 36270, 37089, 39308, 41210, 42795, 43524, 49135, 49452, 54405, 57060, 58962, 61815, 72540, 74178, 82420, 85590, 88443, 98270, 108810, 111267, 117924, 123630, 127751, 147405, 148356, 171180, 176886, 185445, 196540, 217620, 222534, 247260, 255502, 265329, 294810, 353772, 370890, 383253, 442215, 445068, 511004, 530658, 556335, 589620, 638755, 741780, 766506, 884430, 1061316, 1112670, 1149759, 1277510, 1326645, 1533012, 1768860, 1916265, 2225340, 2299518, 2555020, 2653290, 3449277, 3832530, 4599036, 5306580, 5748795, 6898554, 7665060, 11497590, 13797108, 17246385, 22995180, 34492770, 68985540]

約数ペア:

[(1, 68985540), (2, 34492770), (3, 22995180), (4, 17246385), (5, 13797108), (6, 11497590), (9, 7665060), (10, 6898554), (12, 5748795), (13, 5306580), (15, 4599036), (18, 3832530), (20, 3449277), (26, 2653290), (27, 2555020), (30, 2299518), (31, 2225340), (36, 1916265), (39, 1768860), (45, 1533012), (52, 1326645), (54, 1277510), (60, 1149759), (62, 1112670), (65, 1061316), (78, 884430), (90, 766506), (93, 741780), (108, 638755), (117, 589620), (124, 556335), (130, 530658), (135, 511004), (155, 445068), (156, 442215), (180, 383253), (186, 370890), (195, 353772), (234, 294810), (260, 265329), (270, 255502), (279, 247260), (310, 222534), (317, 217620), (351, 196540), (372, 185445), (390, 176886), (403, 171180), (465, 148356), (468, 147405), (540, 127751), (558, 123630), (585, 117924), (620, 111267), (634, 108810), (702, 98270), (780, 88443), (806, 85590), (837, 82420), (930, 74178), (951, 72540), (1116, 61815), (1170, 58962), (1209, 57060), (1268, 54405), (1395, 49452), (1404, 49135), (1585, 43524), (1612, 42795), (1674, 41210), (1755, 39308), (1860, 37089), (1902, 36270), (2015, 34236), (2340, 29481), (2418, 28530), (2790, 24726), (2853, 24180), (3170, 21762), (3348, 20605), (3510, 19654), (3627, 19020), (3804, 18135), (4030, 17118), (4121, 16740), (4185, 16484), (4755, 14508), (4836, 14265), (5580, 12363), (5706, 12090), (6045, 11412), (6340, 10881), (7020, 9827), (7254, 9510), (8060, 8559), (8242, 8370)]