72883620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 236134080

約数和(自身を除く): 163250460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 101, 114, 171, 180, 190, 202, 211, 228, 285, 303, 342, 380, 404, 422, 505, 570, 606, 633, 684, 844, 855, 909, 1010, 1055, 1140, 1212, 1266, 1515, 1710, 1818, 1899, 1919, 2020, 2110, 2532, 3030, 3165, 3420, 3636, 3798, 3838, 4009, 4220, 4545, 5757, 6060, 6330, 7596, 7676, 8018, 9090, 9495, 9595, 11514, 12027, 12660, 16036, 17271, 18180, 18990, 19190, 20045, 21311, 23028, 24054, 28785, 34542, 36081, 37980, 38380, 40090, 42622, 48108, 57570, 60135, 63933, 69084, 72162, 80180, 85244, 86355, 106555, 115140, 120270, 127866, 144324, 172710, 180405, 191799, 213110, 240540, 255732, 319665, 345420, 360810, 383598, 404909, 426220, 639330, 721620, 767196, 809818, 958995, 1214727, 1278660, 1619636, 1917990, 2024545, 2429454, 3644181, 3835980, 4049090, 4858908, 6073635, 7288362, 8098180, 12147270, 14576724, 18220905, 24294540, 36441810, 72883620]

約数ペア:

[(1, 72883620), (2, 36441810), (3, 24294540), (4, 18220905), (5, 14576724), (6, 12147270), (9, 8098180), (10, 7288362), (12, 6073635), (15, 4858908), (18, 4049090), (19, 3835980), (20, 3644181), (30, 2429454), (36, 2024545), (38, 1917990), (45, 1619636), (57, 1278660), (60, 1214727), (76, 958995), (90, 809818), (95, 767196), (101, 721620), (114, 639330), (171, 426220), (180, 404909), (190, 383598), (202, 360810), (211, 345420), (228, 319665), (285, 255732), (303, 240540), (342, 213110), (380, 191799), (404, 180405), (422, 172710), (505, 144324), (570, 127866), (606, 120270), (633, 115140), (684, 106555), (844, 86355), (855, 85244), (909, 80180), (1010, 72162), (1055, 69084), (1140, 63933), (1212, 60135), (1266, 57570), (1515, 48108), (1710, 42622), (1818, 40090), (1899, 38380), (1919, 37980), (2020, 36081), (2110, 34542), (2532, 28785), (3030, 24054), (3165, 23028), (3420, 21311), (3636, 20045), (3798, 19190), (3838, 18990), (4009, 18180), (4220, 17271), (4545, 16036), (5757, 12660), (6060, 12027), (6330, 11514), (7596, 9595), (7676, 9495), (8018, 9090)]