189660840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:659

約数の個数: 128

約数和(自身を含む): 606528000

約数和(自身を除く): 416867160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 239, 255, 340, 389, 408, 478, 510, 680, 717, 778, 956, 1020, 1167, 1195, 1434, 1556, 1912, 1945, 2040, 2334, 2390, 2868, 3112, 3585, 3890, 4063, 4668, 4780, 5736, 5835, 6613, 7170, 7780, 8126, 9336, 9560, 11670, 12189, 13226, 14340, 15560, 16252, 19839, 20315, 23340, 24378, 26452, 28680, 32504, 33065, 39678, 40630, 46680, 48756, 52904, 60945, 66130, 79356, 81260, 92971, 97512, 99195, 121890, 132260, 158712, 162520, 185942, 198390, 243780, 264520, 278913, 371884, 396780, 464855, 487560, 557826, 743768, 793560, 929710, 1115652, 1394565, 1580507, 1859420, 2231304, 2789130, 3161014, 3718840, 4741521, 5578260, 6322028, 7902535, 9483042, 11156520, 12644056, 15805070, 18966084, 23707605, 31610140, 37932168, 47415210, 63220280, 94830420, 189660840]

約数ペア:

[(1, 189660840), (2, 94830420), (3, 63220280), (4, 47415210), (5, 37932168), (6, 31610140), (8, 23707605), (10, 18966084), (12, 15805070), (15, 12644056), (17, 11156520), (20, 9483042), (24, 7902535), (30, 6322028), (34, 5578260), (40, 4741521), (51, 3718840), (60, 3161014), (68, 2789130), (85, 2231304), (102, 1859420), (120, 1580507), (136, 1394565), (170, 1115652), (204, 929710), (239, 793560), (255, 743768), (340, 557826), (389, 487560), (408, 464855), (478, 396780), (510, 371884), (680, 278913), (717, 264520), (778, 243780), (956, 198390), (1020, 185942), (1167, 162520), (1195, 158712), (1434, 132260), (1556, 121890), (1912, 99195), (1945, 97512), (2040, 92971), (2334, 81260), (2390, 79356), (2868, 66130), (3112, 60945), (3585, 52904), (3890, 48756), (4063, 46680), (4668, 40630), (4780, 39678), (5736, 33065), (5835, 32504), (6613, 28680), (7170, 26452), (7780, 24378), (8126, 23340), (9336, 20315), (9560, 19839), (11670, 16252), (12189, 15560), (13226, 14340)]