343245640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:935

約数の個数: 128

約数和(自身を含む): 889574400

約数和(自身を除く): 546328760

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 190, 248, 310, 323, 340, 380, 527, 589, 620, 646, 680, 760, 857, 1054, 1178, 1240, 1292, 1615, 1714, 2108, 2356, 2584, 2635, 2945, 3230, 3428, 4216, 4285, 4712, 5270, 5890, 6460, 6856, 8570, 10013, 10540, 11780, 12920, 14569, 16283, 17140, 20026, 21080, 23560, 26567, 29138, 32566, 34280, 40052, 50065, 53134, 58276, 65132, 72845, 80104, 81415, 100130, 106268, 116552, 130264, 132835, 145690, 162830, 200260, 212536, 265670, 276811, 291380, 325660, 400520, 451639, 504773, 531340, 553622, 582760, 651320, 903278, 1009546, 1062680, 1107244, 1384055, 1806556, 2019092, 2214488, 2258195, 2523865, 2768110, 3613112, 4038184, 4516390, 5047730, 5536220, 8581141, 9032780, 10095460, 11072440, 17162282, 18065560, 20190920, 34324564, 42905705, 68649128, 85811410, 171622820, 343245640]

約数ペア:

[(1, 343245640), (2, 171622820), (4, 85811410), (5, 68649128), (8, 42905705), (10, 34324564), (17, 20190920), (19, 18065560), (20, 17162282), (31, 11072440), (34, 10095460), (38, 9032780), (40, 8581141), (62, 5536220), (68, 5047730), (76, 4516390), (85, 4038184), (95, 3613112), (124, 2768110), (136, 2523865), (152, 2258195), (155, 2214488), (170, 2019092), (190, 1806556), (248, 1384055), (310, 1107244), (323, 1062680), (340, 1009546), (380, 903278), (527, 651320), (589, 582760), (620, 553622), (646, 531340), (680, 504773), (760, 451639), (857, 400520), (1054, 325660), (1178, 291380), (1240, 276811), (1292, 265670), (1615, 212536), (1714, 200260), (2108, 162830), (2356, 145690), (2584, 132835), (2635, 130264), (2945, 116552), (3230, 106268), (3428, 100130), (4216, 81415), (4285, 80104), (4712, 72845), (5270, 65132), (5890, 58276), (6460, 53134), (6856, 50065), (8570, 40052), (10013, 34280), (10540, 32566), (11780, 29138), (12920, 26567), (14569, 23560), (16283, 21080), (17140, 20026)]