15694132520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{12253}}^1$

素因数の和:12387

約数の個数: 128

約数和(自身を含む): 40020583680

約数和(自身を除く): 24326451160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 71, 82, 88, 110, 142, 164, 205, 220, 284, 328, 355, 410, 440, 451, 568, 710, 781, 820, 902, 1420, 1562, 1640, 1804, 2255, 2840, 2911, 3124, 3608, 3905, 4510, 5822, 6248, 7810, 9020, 11644, 12253, 14555, 15620, 18040, 23288, 24506, 29110, 31240, 32021, 49012, 58220, 61265, 64042, 98024, 116440, 122530, 128084, 134783, 160105, 245060, 256168, 269566, 320210, 490120, 502373, 539132, 640420, 673915, 869963, 1004746, 1078264, 1280840, 1347830, 1739926, 2009492, 2511865, 2695660, 3479852, 4018984, 4349815, 5023730, 5391320, 5526103, 6959704, 8699630, 9569593, 10047460, 11052206, 17399260, 19139186, 20094920, 22104412, 27630515, 34798520, 35668483, 38278372, 44208824, 47847965, 55261030, 71336966, 76556744, 95695930, 110522060, 142673932, 178342415, 191391860, 221044120, 285347864, 356684830, 382783720, 392353313, 713369660, 784706626, 1426739320, 1569413252, 1961766565, 3138826504, 3923533130, 7847066260, 15694132520]

約数ペア:

[(1, 15694132520), (2, 7847066260), (4, 3923533130), (5, 3138826504), (8, 1961766565), (10, 1569413252), (11, 1426739320), (20, 784706626), (22, 713369660), (40, 392353313), (41, 382783720), (44, 356684830), (55, 285347864), (71, 221044120), (82, 191391860), (88, 178342415), (110, 142673932), (142, 110522060), (164, 95695930), (205, 76556744), (220, 71336966), (284, 55261030), (328, 47847965), (355, 44208824), (410, 38278372), (440, 35668483), (451, 34798520), (568, 27630515), (710, 22104412), (781, 20094920), (820, 19139186), (902, 17399260), (1420, 11052206), (1562, 10047460), (1640, 9569593), (1804, 8699630), (2255, 6959704), (2840, 5526103), (2911, 5391320), (3124, 5023730), (3608, 4349815), (3905, 4018984), (4510, 3479852), (5822, 2695660), (6248, 2511865), (7810, 2009492), (9020, 1739926), (11644, 1347830), (12253, 1280840), (14555, 1078264), (15620, 1004746), (18040, 869963), (23288, 673915), (24506, 640420), (29110, 539132), (31240, 502373), (32021, 490120), (49012, 320210), (58220, 269566), (61265, 256168), (64042, 245060), (98024, 160105), (116440, 134783), (122530, 128084)]