328440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:61

約数の個数: 128

約数和(自身を含む): 1244160

約数和(自身を除く): 915720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 23, 24, 28, 30, 34, 35, 40, 42, 46, 51, 56, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 120, 136, 138, 140, 161, 168, 170, 184, 204, 210, 230, 238, 255, 276, 280, 322, 340, 345, 357, 391, 408, 420, 460, 476, 483, 510, 552, 595, 644, 680, 690, 714, 782, 805, 840, 920, 952, 966, 1020, 1173, 1190, 1288, 1380, 1428, 1564, 1610, 1785, 1932, 1955, 2040, 2346, 2380, 2415, 2737, 2760, 2856, 3128, 3220, 3570, 3864, 3910, 4692, 4760, 4830, 5474, 5865, 6440, 7140, 7820, 8211, 9384, 9660, 10948, 11730, 13685, 14280, 15640, 16422, 19320, 21896, 23460, 27370, 32844, 41055, 46920, 54740, 65688, 82110, 109480, 164220, 328440]

約数ペア:

[(1, 328440), (2, 164220), (3, 109480), (4, 82110), (5, 65688), (6, 54740), (7, 46920), (8, 41055), (10, 32844), (12, 27370), (14, 23460), (15, 21896), (17, 19320), (20, 16422), (21, 15640), (23, 14280), (24, 13685), (28, 11730), (30, 10948), (34, 9660), (35, 9384), (40, 8211), (42, 7820), (46, 7140), (51, 6440), (56, 5865), (60, 5474), (68, 4830), (69, 4760), (70, 4692), (84, 3910), (85, 3864), (92, 3570), (102, 3220), (105, 3128), (115, 2856), (119, 2760), (120, 2737), (136, 2415), (138, 2380), (140, 2346), (161, 2040), (168, 1955), (170, 1932), (184, 1785), (204, 1610), (210, 1564), (230, 1428), (238, 1380), (255, 1288), (276, 1190), (280, 1173), (322, 1020), (340, 966), (345, 952), (357, 920), (391, 840), (408, 805), (420, 782), (460, 714), (476, 690), (483, 680), (510, 644), (552, 595)]