261188280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4099}}^1$

素因数の和:4178

約数の個数: 128

約数和(自身を含む): 885600000

約数和(自身を除く): 624411720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 472, 531, 540, 590, 708, 885, 1062, 1080, 1180, 1416, 1593, 1770, 2124, 2360, 2655, 3186, 3540, 4099, 4248, 5310, 6372, 7080, 7965, 8198, 10620, 12297, 12744, 15930, 16396, 20495, 21240, 24594, 31860, 32792, 36891, 40990, 49188, 61485, 63720, 73782, 81980, 98376, 110673, 122970, 147564, 163960, 184455, 221346, 241841, 245940, 295128, 368910, 442692, 483682, 491880, 553365, 725523, 737820, 885384, 967364, 1106730, 1209205, 1451046, 1475640, 1934728, 2176569, 2213460, 2418410, 2902092, 3627615, 4353138, 4426920, 4836820, 5804184, 6529707, 7255230, 8706276, 9673640, 10882845, 13059414, 14510460, 17412552, 21765690, 26118828, 29020920, 32648535, 43531380, 52237656, 65297070, 87062760, 130594140, 261188280]

約数ペア:

[(1, 261188280), (2, 130594140), (3, 87062760), (4, 65297070), (5, 52237656), (6, 43531380), (8, 32648535), (9, 29020920), (10, 26118828), (12, 21765690), (15, 17412552), (18, 14510460), (20, 13059414), (24, 10882845), (27, 9673640), (30, 8706276), (36, 7255230), (40, 6529707), (45, 5804184), (54, 4836820), (59, 4426920), (60, 4353138), (72, 3627615), (90, 2902092), (108, 2418410), (118, 2213460), (120, 2176569), (135, 1934728), (177, 1475640), (180, 1451046), (216, 1209205), (236, 1106730), (270, 967364), (295, 885384), (354, 737820), (360, 725523), (472, 553365), (531, 491880), (540, 483682), (590, 442692), (708, 368910), (885, 295128), (1062, 245940), (1080, 241841), (1180, 221346), (1416, 184455), (1593, 163960), (1770, 147564), (2124, 122970), (2360, 110673), (2655, 98376), (3186, 81980), (3540, 73782), (4099, 63720), (4248, 61485), (5310, 49188), (6372, 40990), (7080, 36891), (7965, 32792), (8198, 31860), (10620, 24594), (12297, 21240), (12744, 20495), (15930, 16396)]