168659960

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 128

約数和(自身を含む): 466560000

約数和(自身を除く): 297900040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 343, 380, 392, 490, 532, 647, 665, 686, 760, 931, 980, 1064, 1294, 1330, 1372, 1715, 1862, 1960, 2588, 2660, 2744, 3235, 3430, 3724, 4529, 4655, 5176, 5320, 6470, 6517, 6860, 7448, 9058, 9310, 12293, 12940, 13034, 13720, 18116, 18620, 22645, 24586, 25880, 26068, 31703, 32585, 36232, 37240, 45290, 49172, 52136, 61465, 63406, 65170, 86051, 90580, 98344, 122930, 126812, 130340, 158515, 172102, 181160, 221921, 245860, 253624, 260680, 317030, 344204, 430255, 443842, 491720, 602357, 634060, 688408, 860510, 887684, 1109605, 1204714, 1268120, 1721020, 1775368, 2219210, 2409428, 3011785, 3442040, 4216499, 4438420, 4818856, 6023570, 8432998, 8876840, 12047140, 16865996, 21082495, 24094280, 33731992, 42164990, 84329980, 168659960]

約数ペア:

[(1, 168659960), (2, 84329980), (4, 42164990), (5, 33731992), (7, 24094280), (8, 21082495), (10, 16865996), (14, 12047140), (19, 8876840), (20, 8432998), (28, 6023570), (35, 4818856), (38, 4438420), (40, 4216499), (49, 3442040), (56, 3011785), (70, 2409428), (76, 2219210), (95, 1775368), (98, 1721020), (133, 1268120), (140, 1204714), (152, 1109605), (190, 887684), (196, 860510), (245, 688408), (266, 634060), (280, 602357), (343, 491720), (380, 443842), (392, 430255), (490, 344204), (532, 317030), (647, 260680), (665, 253624), (686, 245860), (760, 221921), (931, 181160), (980, 172102), (1064, 158515), (1294, 130340), (1330, 126812), (1372, 122930), (1715, 98344), (1862, 90580), (1960, 86051), (2588, 65170), (2660, 63406), (2744, 61465), (3235, 52136), (3430, 49172), (3724, 45290), (4529, 37240), (4655, 36232), (5176, 32585), (5320, 31703), (6470, 26068), (6517, 25880), (6860, 24586), (7448, 22645), (9058, 18620), (9310, 18116), (12293, 13720), (12940, 13034)]