245337660

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 793497600

約数和(自身を除く): 548159940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 79, 81, 90, 108, 135, 142, 158, 162, 180, 213, 237, 243, 270, 284, 316, 324, 355, 395, 405, 426, 474, 486, 540, 639, 710, 711, 729, 790, 810, 852, 948, 972, 1065, 1185, 1215, 1278, 1420, 1422, 1458, 1580, 1620, 1917, 2130, 2133, 2187, 2370, 2430, 2556, 2844, 2916, 3195, 3555, 3645, 3834, 4260, 4266, 4374, 4740, 4860, 5609, 5751, 6390, 6399, 7110, 7290, 7668, 8532, 8748, 9585, 10665, 10935, 11218, 11502, 12780, 12798, 14220, 14580, 16827, 17253, 19170, 19197, 21330, 21870, 22436, 23004, 25596, 28045, 28755, 31995, 33654, 34506, 38340, 38394, 42660, 43740, 50481, 51759, 56090, 57510, 57591, 63990, 67308, 69012, 76788, 84135, 86265, 95985, 100962, 103518, 112180, 115020, 115182, 127980, 151443, 155277, 168270, 172530, 172773, 191970, 201924, 207036, 230364, 252405, 258795, 287955, 302886, 310554, 336540, 345060, 345546, 383940, 454329, 504810, 517590, 575910, 605772, 621108, 691092, 757215, 776385, 863865, 908658, 1009620, 1035180, 1151820, 1362987, 1514430, 1552770, 1727730, 1817316, 2271645, 2725974, 3028860, 3105540, 3455460, 4088961, 4543290, 5451948, 6814935, 8177922, 9086580, 12266883, 13629870, 16355844, 20444805, 24533766, 27259740, 40889610, 49067532, 61334415, 81779220, 122668830, 245337660]

約数ペア:

[(1, 245337660), (2, 122668830), (3, 81779220), (4, 61334415), (5, 49067532), (6, 40889610), (9, 27259740), (10, 24533766), (12, 20444805), (15, 16355844), (18, 13629870), (20, 12266883), (27, 9086580), (30, 8177922), (36, 6814935), (45, 5451948), (54, 4543290), (60, 4088961), (71, 3455460), (79, 3105540), (81, 3028860), (90, 2725974), (108, 2271645), (135, 1817316), (142, 1727730), (158, 1552770), (162, 1514430), (180, 1362987), (213, 1151820), (237, 1035180), (243, 1009620), (270, 908658), (284, 863865), (316, 776385), (324, 757215), (355, 691092), (395, 621108), (405, 605772), (426, 575910), (474, 517590), (486, 504810), (540, 454329), (639, 383940), (710, 345546), (711, 345060), (729, 336540), (790, 310554), (810, 302886), (852, 287955), (948, 258795), (972, 252405), (1065, 230364), (1185, 207036), (1215, 201924), (1278, 191970), (1420, 172773), (1422, 172530), (1458, 168270), (1580, 155277), (1620, 151443), (1917, 127980), (2130, 115182), (2133, 115020), (2187, 112180), (2370, 103518), (2430, 100962), (2556, 95985), (2844, 86265), (2916, 84135), (3195, 76788), (3555, 69012), (3645, 67308), (3834, 63990), (4260, 57591), (4266, 57510), (4374, 56090), (4740, 51759), (4860, 50481), (5609, 43740), (5751, 42660), (6390, 38394), (6399, 38340), (7110, 34506), (7290, 33654), (7668, 31995), (8532, 28755), (8748, 28045), (9585, 25596), (10665, 23004), (10935, 22436), (11218, 21870), (11502, 21330), (12780, 19197), (12798, 19170), (14220, 17253), (14580, 16827)]