1268460180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{991}}^1$

素因数の和:1566

約数の個数: 144

約数和(自身を含む): 4155400704

約数和(自身を除く): 2886940524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 547, 585, 780, 991, 1094, 1170, 1641, 1982, 2188, 2340, 2735, 2973, 3282, 3964, 4923, 4955, 5470, 5946, 6564, 7111, 8205, 8919, 9846, 9910, 10940, 11892, 12883, 14222, 14865, 16410, 17838, 19692, 19820, 21333, 24615, 25766, 28444, 29730, 32820, 35555, 35676, 38649, 42666, 44595, 49230, 51532, 59460, 63999, 64415, 71110, 77298, 85332, 89190, 98460, 106665, 115947, 127998, 128830, 142220, 154596, 178380, 193245, 213330, 231894, 255996, 257660, 319995, 386490, 426660, 463788, 542077, 579735, 639990, 772980, 1084154, 1159470, 1279980, 1626231, 2168308, 2318940, 2710385, 3252462, 4878693, 5420770, 6504924, 7047001, 8131155, 9757386, 10841540, 14094002, 16262310, 19514772, 21141003, 24393465, 28188004, 32524620, 35235005, 42282006, 48786930, 63423009, 70470010, 84564012, 97573860, 105705015, 126846018, 140940020, 211410030, 253692036, 317115045, 422820060, 634230090, 1268460180]

約数ペア:

[(1, 1268460180), (2, 634230090), (3, 422820060), (4, 317115045), (5, 253692036), (6, 211410030), (9, 140940020), (10, 126846018), (12, 105705015), (13, 97573860), (15, 84564012), (18, 70470010), (20, 63423009), (26, 48786930), (30, 42282006), (36, 35235005), (39, 32524620), (45, 28188004), (52, 24393465), (60, 21141003), (65, 19514772), (78, 16262310), (90, 14094002), (117, 10841540), (130, 9757386), (156, 8131155), (180, 7047001), (195, 6504924), (234, 5420770), (260, 4878693), (390, 3252462), (468, 2710385), (547, 2318940), (585, 2168308), (780, 1626231), (991, 1279980), (1094, 1159470), (1170, 1084154), (1641, 772980), (1982, 639990), (2188, 579735), (2340, 542077), (2735, 463788), (2973, 426660), (3282, 386490), (3964, 319995), (4923, 257660), (4955, 255996), (5470, 231894), (5946, 213330), (6564, 193245), (7111, 178380), (8205, 154596), (8919, 142220), (9846, 128830), (9910, 127998), (10940, 115947), (11892, 106665), (12883, 98460), (14222, 89190), (14865, 85332), (16410, 77298), (17838, 71110), (19692, 64415), (19820, 63999), (21333, 59460), (24615, 51532), (25766, 49230), (28444, 44595), (29730, 42666), (32820, 38649), (35555, 35676)]