988937820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13633}}^1$

素因数の和:13692

約数の個数: 144

約数和(自身を含む): 3334985472

約数和(自身を除く): 2346047652

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, 12090, 13633, 14508, 18135, 24180, 27266, 36270, 40899, 54532, 68165, 72540, 81798, 122697, 136330, 163596, 177229, 204495, 245394, 272660, 354458, 408990, 422623, 490788, 531687, 613485, 708916, 817980, 845246, 886145, 1063374, 1226970, 1267869, 1595061, 1690492, 1772290, 2113115, 2126748, 2453940, 2535738, 2658435, 3190122, 3544580, 3803607, 4226230, 5071476, 5316870, 5494099, 6339345, 6380244, 7607214, 7975305, 8452460, 10633740, 10988198, 12678690, 15214428, 15950610, 16482297, 19018035, 21976396, 25357380, 27470495, 31901220, 32964594, 38036070, 49446891, 54940990, 65929188, 76072140, 82411485, 98893782, 109881980, 164822970, 197787564, 247234455, 329645940, 494468910, 988937820]

約数ペア:

[(1, 988937820), (2, 494468910), (3, 329645940), (4, 247234455), (5, 197787564), (6, 164822970), (9, 109881980), (10, 98893782), (12, 82411485), (13, 76072140), (15, 65929188), (18, 54940990), (20, 49446891), (26, 38036070), (30, 32964594), (31, 31901220), (36, 27470495), (39, 25357380), (45, 21976396), (52, 19018035), (60, 16482297), (62, 15950610), (65, 15214428), (78, 12678690), (90, 10988198), (93, 10633740), (117, 8452460), (124, 7975305), (130, 7607214), (155, 6380244), (156, 6339345), (180, 5494099), (186, 5316870), (195, 5071476), (234, 4226230), (260, 3803607), (279, 3544580), (310, 3190122), (372, 2658435), (390, 2535738), (403, 2453940), (465, 2126748), (468, 2113115), (558, 1772290), (585, 1690492), (620, 1595061), (780, 1267869), (806, 1226970), (930, 1063374), (1116, 886145), (1170, 845246), (1209, 817980), (1395, 708916), (1612, 613485), (1860, 531687), (2015, 490788), (2340, 422623), (2418, 408990), (2790, 354458), (3627, 272660), (4030, 245394), (4836, 204495), (5580, 177229), (6045, 163596), (7254, 136330), (8060, 122697), (12090, 81798), (13633, 72540), (14508, 68165), (18135, 54532), (24180, 40899), (27266, 36270)]