1260405440

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2655

約数の個数: 168

約数和(自身を含む): 3605369472

約数和(自身を除く): 2344964032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 1984, 2170, 2240, 2480, 2593, 3038, 3136, 3472, 3920, 4340, 4960, 5186, 6076, 6944, 7595, 7840, 8680, 9920, 10372, 12152, 12965, 13888, 15190, 15680, 17360, 18151, 20744, 24304, 25930, 30380, 34720, 36302, 41488, 48608, 51860, 60760, 69440, 72604, 80383, 82976, 90755, 97216, 103720, 121520, 127057, 145208, 160766, 165952, 181510, 207440, 243040, 254114, 290416, 321532, 363020, 401915, 414880, 486080, 508228, 562681, 580832, 635285, 643064, 726040, 803830, 829760, 1016456, 1125362, 1161664, 1270570, 1286128, 1452080, 1607660, 2032912, 2250724, 2541140, 2572256, 2813405, 2904160, 3215320, 3938767, 4065824, 4501448, 5082280, 5144512, 5626810, 5808320, 6430640, 7877534, 8131648, 9002896, 10164560, 11253620, 12861280, 15755068, 18005792, 19693835, 20329120, 22507240, 25722560, 31510136, 36011584, 39387670, 40658240, 45014480, 63020272, 78775340, 90028960, 126040544, 157550680, 180057920, 252081088, 315101360, 630202720, 1260405440]

約数ペア:

[(1, 1260405440), (2, 630202720), (4, 315101360), (5, 252081088), (7, 180057920), (8, 157550680), (10, 126040544), (14, 90028960), (16, 78775340), (20, 63020272), (28, 45014480), (31, 40658240), (32, 39387670), (35, 36011584), (40, 31510136), (49, 25722560), (56, 22507240), (62, 20329120), (64, 19693835), (70, 18005792), (80, 15755068), (98, 12861280), (112, 11253620), (124, 10164560), (140, 9002896), (155, 8131648), (160, 7877534), (196, 6430640), (217, 5808320), (224, 5626810), (245, 5144512), (248, 5082280), (280, 4501448), (310, 4065824), (320, 3938767), (392, 3215320), (434, 2904160), (448, 2813405), (490, 2572256), (496, 2541140), (560, 2250724), (620, 2032912), (784, 1607660), (868, 1452080), (980, 1286128), (992, 1270570), (1085, 1161664), (1120, 1125362), (1240, 1016456), (1519, 829760), (1568, 803830), (1736, 726040), (1960, 643064), (1984, 635285), (2170, 580832), (2240, 562681), (2480, 508228), (2593, 486080), (3038, 414880), (3136, 401915), (3472, 363020), (3920, 321532), (4340, 290416), (4960, 254114), (5186, 243040), (6076, 207440), (6944, 181510), (7595, 165952), (7840, 160766), (8680, 145208), (9920, 127057), (10372, 121520), (12152, 103720), (12965, 97216), (13888, 90755), (15190, 82976), (15680, 80383), (17360, 72604), (18151, 69440), (20744, 60760), (24304, 51860), (25930, 48608), (30380, 41488), (34720, 36302)]