1664184160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17659}}^1$

素因数の和:17724

約数の個数: 96

約数和(自身を含む): 4272307200

約数和(自身を除く): 2608123040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 992, 1178, 1240, 1520, 2356, 2480, 2945, 3040, 4712, 4960, 5890, 9424, 11780, 17659, 18848, 23560, 35318, 47120, 70636, 88295, 94240, 141272, 176590, 282544, 335521, 353180, 547429, 565088, 671042, 706360, 1094858, 1342084, 1412720, 1677605, 2189716, 2684168, 2737145, 2825440, 3355210, 4379432, 5368336, 5474290, 6710420, 8758864, 10401151, 10736672, 10948580, 13420840, 17517728, 20802302, 21897160, 26841680, 41604604, 43794320, 52005755, 53683360, 83209208, 87588640, 104011510, 166418416, 208023020, 332836832, 416046040, 832092080, 1664184160]

約数ペア:

[(1, 1664184160), (2, 832092080), (4, 416046040), (5, 332836832), (8, 208023020), (10, 166418416), (16, 104011510), (19, 87588640), (20, 83209208), (31, 53683360), (32, 52005755), (38, 43794320), (40, 41604604), (62, 26841680), (76, 21897160), (80, 20802302), (95, 17517728), (124, 13420840), (152, 10948580), (155, 10736672), (160, 10401151), (190, 8758864), (248, 6710420), (304, 5474290), (310, 5368336), (380, 4379432), (496, 3355210), (589, 2825440), (608, 2737145), (620, 2684168), (760, 2189716), (992, 1677605), (1178, 1412720), (1240, 1342084), (1520, 1094858), (2356, 706360), (2480, 671042), (2945, 565088), (3040, 547429), (4712, 353180), (4960, 335521), (5890, 282544), (9424, 176590), (11780, 141272), (17659, 94240), (18848, 88295), (23560, 70636), (35318, 47120)]