778281660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10729}}^1$

素因数の和:10788

約数の個数: 144

約数和(自身を含む): 2624643840

約数和(自身を除く): 1846362180

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, 4836, 5580, 6045, 7254, 8060, 10729, 12090, 14508, 18135, 21458, 24180, 32187, 36270, 42916, 53645, 64374, 72540, 96561, 107290, 128748, 139477, 160935, 193122, 214580, 278954, 321870, 332599, 386244, 418431, 482805, 557908, 643740, 665198, 697385, 836862, 965610, 997797, 1255293, 1330396, 1394770, 1662995, 1673724, 1931220, 1995594, 2092155, 2510586, 2789540, 2993391, 3325990, 3991188, 4184310, 4323787, 4988985, 5021172, 5986782, 6276465, 6651980, 8368620, 8647574, 9977970, 11973564, 12552930, 12971361, 14966955, 17295148, 19955940, 21618935, 25105860, 25942722, 29933910, 38914083, 43237870, 51885444, 59867820, 64856805, 77828166, 86475740, 129713610, 155656332, 194570415, 259427220, 389140830, 778281660]

約数ペア:

[(1, 778281660), (2, 389140830), (3, 259427220), (4, 194570415), (5, 155656332), (6, 129713610), (9, 86475740), (10, 77828166), (12, 64856805), (13, 59867820), (15, 51885444), (18, 43237870), (20, 38914083), (26, 29933910), (30, 25942722), (31, 25105860), (36, 21618935), (39, 19955940), (45, 17295148), (52, 14966955), (60, 12971361), (62, 12552930), (65, 11973564), (78, 9977970), (90, 8647574), (93, 8368620), (117, 6651980), (124, 6276465), (130, 5986782), (155, 5021172), (156, 4988985), (180, 4323787), (186, 4184310), (195, 3991188), (234, 3325990), (260, 2993391), (279, 2789540), (310, 2510586), (372, 2092155), (390, 1995594), (403, 1931220), (465, 1673724), (468, 1662995), (558, 1394770), (585, 1330396), (620, 1255293), (780, 997797), (806, 965610), (930, 836862), (1116, 697385), (1170, 665198), (1209, 643740), (1395, 557908), (1612, 482805), (1860, 418431), (2015, 386244), (2340, 332599), (2418, 321870), (2790, 278954), (3627, 214580), (4030, 193122), (4836, 160935), (5580, 139477), (6045, 128748), (7254, 107290), (8060, 96561), (10729, 72540), (12090, 64374), (14508, 53645), (18135, 42916), (21458, 36270), (24180, 32187)]