43642040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 114307200

約数和(自身を除く): 70665160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 41, 46, 52, 65, 82, 89, 92, 104, 115, 130, 164, 178, 184, 205, 230, 260, 299, 328, 356, 410, 445, 460, 520, 533, 598, 712, 820, 890, 920, 943, 1066, 1157, 1196, 1495, 1640, 1780, 1886, 2047, 2132, 2314, 2392, 2665, 2990, 3560, 3649, 3772, 4094, 4264, 4628, 4715, 5330, 5785, 5980, 7298, 7544, 8188, 9256, 9430, 10235, 10660, 11570, 11960, 12259, 14596, 16376, 18245, 18860, 20470, 21320, 23140, 24518, 26611, 29192, 36490, 37720, 40940, 46280, 47437, 49036, 53222, 61295, 72980, 81880, 83927, 94874, 98072, 106444, 122590, 133055, 145960, 167854, 189748, 212888, 237185, 245180, 266110, 335708, 379496, 419635, 474370, 490360, 532220, 671416, 839270, 948740, 1064440, 1091051, 1678540, 1897480, 2182102, 3357080, 4364204, 5455255, 8728408, 10910510, 21821020, 43642040]

約数ペア:

[(1, 43642040), (2, 21821020), (4, 10910510), (5, 8728408), (8, 5455255), (10, 4364204), (13, 3357080), (20, 2182102), (23, 1897480), (26, 1678540), (40, 1091051), (41, 1064440), (46, 948740), (52, 839270), (65, 671416), (82, 532220), (89, 490360), (92, 474370), (104, 419635), (115, 379496), (130, 335708), (164, 266110), (178, 245180), (184, 237185), (205, 212888), (230, 189748), (260, 167854), (299, 145960), (328, 133055), (356, 122590), (410, 106444), (445, 98072), (460, 94874), (520, 83927), (533, 81880), (598, 72980), (712, 61295), (820, 53222), (890, 49036), (920, 47437), (943, 46280), (1066, 40940), (1157, 37720), (1196, 36490), (1495, 29192), (1640, 26611), (1780, 24518), (1886, 23140), (2047, 21320), (2132, 20470), (2314, 18860), (2392, 18245), (2665, 16376), (2990, 14596), (3560, 12259), (3649, 11960), (3772, 11570), (4094, 10660), (4264, 10235), (4628, 9430), (4715, 9256), (5330, 8188), (5785, 7544), (5980, 7298)]