2742495340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 6667073280

約数和(自身を除く): 3924577940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 61, 65, 76, 95, 122, 130, 190, 244, 247, 260, 305, 361, 380, 479, 494, 610, 722, 793, 958, 988, 1159, 1220, 1235, 1444, 1586, 1805, 1916, 2318, 2395, 2470, 3172, 3610, 3965, 4636, 4693, 4790, 4940, 5795, 6227, 7220, 7930, 9101, 9386, 9580, 11590, 12454, 15067, 15860, 18202, 18772, 22021, 23180, 23465, 24908, 29219, 30134, 31135, 36404, 44042, 45505, 46930, 58438, 60268, 62270, 75335, 88084, 91010, 93860, 110105, 116876, 118313, 124540, 146095, 150670, 172919, 182020, 220210, 236626, 286273, 292190, 301340, 345838, 379847, 440420, 473252, 555161, 572546, 584380, 591565, 691676, 759694, 864595, 1110322, 1145092, 1183130, 1431365, 1519388, 1729190, 1899235, 2220644, 2247947, 2366260, 2775805, 2862730, 3458380, 3798470, 4495894, 5551610, 5725460, 7217093, 7596940, 8991788, 10548059, 11103220, 11239735, 14434186, 21096118, 22479470, 28868372, 36085465, 42192236, 44958940, 52740295, 72170930, 105480590, 137124767, 144341860, 210961180, 274249534, 548499068, 685623835, 1371247670, 2742495340]

約数ペア:

[(1, 2742495340), (2, 1371247670), (4, 685623835), (5, 548499068), (10, 274249534), (13, 210961180), (19, 144341860), (20, 137124767), (26, 105480590), (38, 72170930), (52, 52740295), (61, 44958940), (65, 42192236), (76, 36085465), (95, 28868372), (122, 22479470), (130, 21096118), (190, 14434186), (244, 11239735), (247, 11103220), (260, 10548059), (305, 8991788), (361, 7596940), (380, 7217093), (479, 5725460), (494, 5551610), (610, 4495894), (722, 3798470), (793, 3458380), (958, 2862730), (988, 2775805), (1159, 2366260), (1220, 2247947), (1235, 2220644), (1444, 1899235), (1586, 1729190), (1805, 1519388), (1916, 1431365), (2318, 1183130), (2395, 1145092), (2470, 1110322), (3172, 864595), (3610, 759694), (3965, 691676), (4636, 591565), (4693, 584380), (4790, 572546), (4940, 555161), (5795, 473252), (6227, 440420), (7220, 379847), (7930, 345838), (9101, 301340), (9386, 292190), (9580, 286273), (11590, 236626), (12454, 220210), (15067, 182020), (15860, 172919), (18202, 150670), (18772, 146095), (22021, 124540), (23180, 118313), (23465, 116876), (24908, 110105), (29219, 93860), (30134, 91010), (31135, 88084), (36404, 75335), (44042, 62270), (45505, 60268), (46930, 58438)]