21915693488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:779

約数の個数: 160

約数和(自身を含む): 49305177600

約数和(自身を除く): 27389484112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 59, 76, 104, 118, 152, 193, 208, 236, 247, 304, 386, 472, 487, 494, 767, 772, 944, 974, 988, 1121, 1534, 1544, 1948, 1976, 2242, 2509, 3068, 3088, 3667, 3896, 3952, 4484, 5018, 6136, 6331, 7334, 7792, 8968, 9253, 10036, 11387, 12272, 12662, 14573, 14668, 17936, 18506, 20072, 22774, 25324, 28733, 29146, 29336, 37012, 40144, 45548, 47671, 50648, 57466, 58292, 58672, 74024, 91096, 93991, 95342, 101296, 114932, 116584, 120289, 148031, 148048, 182192, 187982, 190684, 216353, 229864, 233168, 240578, 296062, 373529, 375964, 381368, 432706, 459728, 481156, 545927, 592124, 747058, 751928, 762736, 865412, 962312, 1091854, 1184248, 1221883, 1494116, 1503856, 1730824, 1785829, 1924624, 2183708, 2368496, 2443766, 2812589, 2988232, 3461648, 3571658, 4367416, 4887532, 5545469, 5625178, 5976464, 7097051, 7143316, 8734832, 9775064, 11090938, 11250356, 14194102, 14286632, 19550128, 22181876, 22500712, 23215777, 28388204, 28573264, 44363752, 45001424, 46431554, 56776408, 72091097, 88727504, 92863108, 105363911, 113552816, 144182194, 185726216, 210727822, 288364388, 371452432, 421455644, 576728776, 842911288, 1153457552, 1369730843, 1685822576, 2739461686, 5478923372, 10957846744, 21915693488]

約数ペア:

[(1, 21915693488), (2, 10957846744), (4, 5478923372), (8, 2739461686), (13, 1685822576), (16, 1369730843), (19, 1153457552), (26, 842911288), (38, 576728776), (52, 421455644), (59, 371452432), (76, 288364388), (104, 210727822), (118, 185726216), (152, 144182194), (193, 113552816), (208, 105363911), (236, 92863108), (247, 88727504), (304, 72091097), (386, 56776408), (472, 46431554), (487, 45001424), (494, 44363752), (767, 28573264), (772, 28388204), (944, 23215777), (974, 22500712), (988, 22181876), (1121, 19550128), (1534, 14286632), (1544, 14194102), (1948, 11250356), (1976, 11090938), (2242, 9775064), (2509, 8734832), (3068, 7143316), (3088, 7097051), (3667, 5976464), (3896, 5625178), (3952, 5545469), (4484, 4887532), (5018, 4367416), (6136, 3571658), (6331, 3461648), (7334, 2988232), (7792, 2812589), (8968, 2443766), (9253, 2368496), (10036, 2183708), (11387, 1924624), (12272, 1785829), (12662, 1730824), (14573, 1503856), (14668, 1494116), (17936, 1221883), (18506, 1184248), (20072, 1091854), (22774, 962312), (25324, 865412), (28733, 762736), (29146, 751928), (29336, 747058), (37012, 592124), (40144, 545927), (45548, 481156), (47671, 459728), (50648, 432706), (57466, 381368), (58292, 375964), (58672, 373529), (74024, 296062), (91096, 240578), (93991, 233168), (95342, 229864), (101296, 216353), (114932, 190684), (116584, 187982), (120289, 182192), (148031, 148048)]