996191820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{443}}^1$

素因数の和:533

約数の個数: 216

約数和(自身を含む): 3370178448

約数和(自身を除く): 2373986628

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, 443, 465, 468, 558, 585, 620, 780, 806, 886, 930, 961, 1116, 1170, 1209, 1329, 1395, 1612, 1772, 1860, 1922, 2015, 2215, 2340, 2418, 2658, 2790, 2883, 3627, 3844, 3987, 4030, 4430, 4805, 4836, 5316, 5580, 5759, 5766, 6045, 6645, 7254, 7974, 8060, 8649, 8860, 9610, 11518, 11532, 12090, 12493, 13290, 13733, 14415, 14508, 15948, 17277, 17298, 18135, 19220, 19935, 23036, 24180, 24986, 26580, 27466, 28795, 28830, 34554, 34596, 36270, 37479, 39870, 41199, 43245, 49972, 51831, 54932, 57590, 57660, 62465, 68665, 69108, 72540, 74958, 79740, 82398, 86385, 86490, 103662, 112437, 115180, 123597, 124930, 137330, 149916, 164796, 172770, 172980, 178529, 187395, 205995, 207324, 224874, 247194, 249860, 259155, 274660, 345540, 357058, 374790, 411990, 425723, 449748, 494388, 518310, 535587, 562185, 617985, 714116, 749580, 823980, 851446, 892645, 1036620, 1071174, 1124370, 1235970, 1277169, 1606761, 1702892, 1785290, 2128615, 2142348, 2248740, 2471940, 2554338, 2677935, 3213522, 3570580, 3831507, 4257230, 5108676, 5355870, 5534399, 6385845, 6427044, 7663014, 8033805, 8514460, 10711740, 11068798, 12771690, 15326028, 16067610, 16603197, 19157535, 22137596, 25543380, 27671995, 32135220, 33206394, 38315070, 49809591, 55343990, 66412788, 76630140, 83015985, 99619182, 110687980, 166031970, 199238364, 249047955, 332063940, 498095910, 996191820]

約数ペア:

[(1, 996191820), (2, 498095910), (3, 332063940), (4, 249047955), (5, 199238364), (6, 166031970), (9, 110687980), (10, 99619182), (12, 83015985), (13, 76630140), (15, 66412788), (18, 55343990), (20, 49809591), (26, 38315070), (30, 33206394), (31, 32135220), (36, 27671995), (39, 25543380), (45, 22137596), (52, 19157535), (60, 16603197), (62, 16067610), (65, 15326028), (78, 12771690), (90, 11068798), (93, 10711740), (117, 8514460), (124, 8033805), (130, 7663014), (155, 6427044), (156, 6385845), (180, 5534399), (186, 5355870), (195, 5108676), (234, 4257230), (260, 3831507), (279, 3570580), (310, 3213522), (372, 2677935), (390, 2554338), (403, 2471940), (443, 2248740), (465, 2142348), (468, 2128615), (558, 1785290), (585, 1702892), (620, 1606761), (780, 1277169), (806, 1235970), (886, 1124370), (930, 1071174), (961, 1036620), (1116, 892645), (1170, 851446), (1209, 823980), (1329, 749580), (1395, 714116), (1612, 617985), (1772, 562185), (1860, 535587), (1922, 518310), (2015, 494388), (2215, 449748), (2340, 425723), (2418, 411990), (2658, 374790), (2790, 357058), (2883, 345540), (3627, 274660), (3844, 259155), (3987, 249860), (4030, 247194), (4430, 224874), (4805, 207324), (4836, 205995), (5316, 187395), (5580, 178529), (5759, 172980), (5766, 172770), (6045, 164796), (6645, 149916), (7254, 137330), (7974, 124930), (8060, 123597), (8649, 115180), (8860, 112437), (9610, 103662), (11518, 86490), (11532, 86385), (12090, 82398), (12493, 79740), (13290, 74958), (13733, 72540), (14415, 69108), (14508, 68665), (15948, 62465), (17277, 57660), (17298, 57590), (18135, 54932), (19220, 51831), (19935, 49972), (23036, 43245), (24180, 41199), (24986, 39870), (26580, 37479), (27466, 36270), (28795, 34596), (28830, 34554)]