139279280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 390832128

約数和(自身を除く): 251552848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 71, 80, 112, 113, 124, 140, 142, 155, 217, 226, 248, 280, 284, 310, 355, 434, 452, 496, 497, 560, 565, 568, 620, 710, 791, 868, 904, 994, 1085, 1130, 1136, 1240, 1420, 1582, 1736, 1808, 1988, 2170, 2201, 2260, 2480, 2485, 2840, 3164, 3472, 3503, 3955, 3976, 4340, 4402, 4520, 4970, 5680, 6328, 7006, 7910, 7952, 8023, 8680, 8804, 9040, 9940, 11005, 12656, 14012, 15407, 15820, 16046, 17360, 17515, 17608, 19880, 22010, 24521, 28024, 30814, 31640, 32092, 35030, 35216, 39760, 40115, 44020, 49042, 56048, 56161, 61628, 63280, 64184, 70060, 77035, 80230, 88040, 98084, 112322, 122605, 123256, 128368, 140120, 154070, 160460, 176080, 196168, 224644, 245210, 246512, 248713, 280240, 280805, 308140, 320920, 392336, 449288, 490420, 497426, 561610, 616280, 641840, 898576, 980840, 994852, 1123220, 1232560, 1243565, 1740991, 1961680, 1989704, 2246440, 2487130, 3481982, 3979408, 4492880, 4974260, 6963964, 8704955, 9948520, 13927928, 17409910, 19897040, 27855856, 34819820, 69639640, 139279280]

約数ペア:

[(1, 139279280), (2, 69639640), (4, 34819820), (5, 27855856), (7, 19897040), (8, 17409910), (10, 13927928), (14, 9948520), (16, 8704955), (20, 6963964), (28, 4974260), (31, 4492880), (35, 3979408), (40, 3481982), (56, 2487130), (62, 2246440), (70, 1989704), (71, 1961680), (80, 1740991), (112, 1243565), (113, 1232560), (124, 1123220), (140, 994852), (142, 980840), (155, 898576), (217, 641840), (226, 616280), (248, 561610), (280, 497426), (284, 490420), (310, 449288), (355, 392336), (434, 320920), (452, 308140), (496, 280805), (497, 280240), (560, 248713), (565, 246512), (568, 245210), (620, 224644), (710, 196168), (791, 176080), (868, 160460), (904, 154070), (994, 140120), (1085, 128368), (1130, 123256), (1136, 122605), (1240, 112322), (1420, 98084), (1582, 88040), (1736, 80230), (1808, 77035), (1988, 70060), (2170, 64184), (2201, 63280), (2260, 61628), (2480, 56161), (2485, 56048), (2840, 49042), (3164, 44020), (3472, 40115), (3503, 39760), (3955, 35216), (3976, 35030), (4340, 32092), (4402, 31640), (4520, 30814), (4970, 28024), (5680, 24521), (6328, 22010), (7006, 19880), (7910, 17608), (7952, 17515), (8023, 17360), (8680, 16046), (8804, 15820), (9040, 15407), (9940, 14012), (11005, 12656)]