38468640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^2$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 139793472

約数和(自身を除く): 101324832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 107, 112, 120, 140, 160, 168, 210, 214, 224, 240, 280, 321, 336, 420, 428, 480, 535, 560, 642, 672, 749, 840, 856, 1070, 1120, 1284, 1498, 1605, 1680, 1712, 2140, 2247, 2568, 2996, 3210, 3360, 3424, 3745, 4280, 4494, 5136, 5992, 6420, 7490, 8560, 8988, 10272, 11235, 11449, 11984, 12840, 14980, 17120, 17976, 22470, 22898, 23968, 25680, 29960, 34347, 35952, 44940, 45796, 51360, 57245, 59920, 68694, 71904, 80143, 89880, 91592, 114490, 119840, 137388, 160286, 171735, 179760, 183184, 228980, 240429, 274776, 320572, 343470, 359520, 366368, 400715, 457960, 480858, 549552, 641144, 686940, 801430, 915920, 961716, 1099104, 1202145, 1282288, 1373880, 1602860, 1831840, 1923432, 2404290, 2564576, 2747760, 3205720, 3846864, 4808580, 5495520, 6411440, 7693728, 9617160, 12822880, 19234320, 38468640]

約数ペア:

[(1, 38468640), (2, 19234320), (3, 12822880), (4, 9617160), (5, 7693728), (6, 6411440), (7, 5495520), (8, 4808580), (10, 3846864), (12, 3205720), (14, 2747760), (15, 2564576), (16, 2404290), (20, 1923432), (21, 1831840), (24, 1602860), (28, 1373880), (30, 1282288), (32, 1202145), (35, 1099104), (40, 961716), (42, 915920), (48, 801430), (56, 686940), (60, 641144), (70, 549552), (80, 480858), (84, 457960), (96, 400715), (105, 366368), (107, 359520), (112, 343470), (120, 320572), (140, 274776), (160, 240429), (168, 228980), (210, 183184), (214, 179760), (224, 171735), (240, 160286), (280, 137388), (321, 119840), (336, 114490), (420, 91592), (428, 89880), (480, 80143), (535, 71904), (560, 68694), (642, 59920), (672, 57245), (749, 51360), (840, 45796), (856, 44940), (1070, 35952), (1120, 34347), (1284, 29960), (1498, 25680), (1605, 23968), (1680, 22898), (1712, 22470), (2140, 17976), (2247, 17120), (2568, 14980), (2996, 12840), (3210, 11984), (3360, 11449), (3424, 11235), (3745, 10272), (4280, 8988), (4494, 8560), (5136, 7490), (5992, 6420)]