1720343730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4421}}^1$

素因数の和:4564

約数の個数: 128

約数和(自身を含む): 5043202560

約数和(自身を除く): 3322858830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 109, 119, 170, 210, 218, 238, 255, 327, 357, 510, 545, 595, 654, 714, 763, 1090, 1190, 1526, 1635, 1785, 1853, 2289, 3270, 3570, 3706, 3815, 4421, 4578, 5559, 7630, 8842, 9265, 11118, 11445, 12971, 13263, 18530, 22105, 22890, 25942, 26526, 27795, 30947, 38913, 44210, 55590, 61894, 64855, 66315, 75157, 77826, 92841, 129710, 132630, 150314, 154735, 185682, 194565, 225471, 309470, 375785, 389130, 450942, 464205, 481889, 526099, 751570, 928410, 963778, 1052198, 1127355, 1445667, 1578297, 2254710, 2409445, 2630495, 2891334, 3156594, 3373223, 4818890, 5260990, 6746446, 7228335, 7891485, 8192113, 10119669, 14456670, 15782970, 16384226, 16866115, 20239338, 24576339, 33732230, 40960565, 49152678, 50598345, 57344791, 81921130, 101196690, 114689582, 122881695, 172034373, 245763390, 286723955, 344068746, 573447910, 860171865, 1720343730]

約数ペア:

[(1, 1720343730), (2, 860171865), (3, 573447910), (5, 344068746), (6, 286723955), (7, 245763390), (10, 172034373), (14, 122881695), (15, 114689582), (17, 101196690), (21, 81921130), (30, 57344791), (34, 50598345), (35, 49152678), (42, 40960565), (51, 33732230), (70, 24576339), (85, 20239338), (102, 16866115), (105, 16384226), (109, 15782970), (119, 14456670), (170, 10119669), (210, 8192113), (218, 7891485), (238, 7228335), (255, 6746446), (327, 5260990), (357, 4818890), (510, 3373223), (545, 3156594), (595, 2891334), (654, 2630495), (714, 2409445), (763, 2254710), (1090, 1578297), (1190, 1445667), (1526, 1127355), (1635, 1052198), (1785, 963778), (1853, 928410), (2289, 751570), (3270, 526099), (3570, 481889), (3706, 464205), (3815, 450942), (4421, 389130), (4578, 375785), (5559, 309470), (7630, 225471), (8842, 194565), (9265, 185682), (11118, 154735), (11445, 150314), (12971, 132630), (13263, 129710), (18530, 92841), (22105, 77826), (22890, 75157), (25942, 66315), (26526, 64855), (27795, 61894), (30947, 55590), (38913, 44210)]