216495540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 682089408

約数和(自身を除く): 465593868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 83, 86, 90, 129, 166, 172, 180, 215, 249, 258, 332, 337, 387, 415, 430, 498, 516, 645, 674, 747, 774, 830, 860, 996, 1011, 1245, 1290, 1348, 1494, 1548, 1660, 1685, 1935, 2022, 2490, 2580, 2988, 3033, 3370, 3569, 3735, 3870, 4044, 4980, 5055, 6066, 6740, 7138, 7470, 7740, 10110, 10707, 12132, 14276, 14491, 14940, 15165, 17845, 20220, 21414, 27971, 28982, 30330, 32121, 35690, 42828, 43473, 53535, 55942, 57964, 60660, 64242, 71380, 72455, 83913, 86946, 107070, 111884, 128484, 130419, 139855, 144910, 160605, 167826, 173892, 214140, 217365, 251739, 260838, 279710, 289820, 321210, 335652, 419565, 434730, 503478, 521676, 559420, 642420, 652095, 839130, 869460, 1006956, 1202753, 1258695, 1304190, 1678260, 2405506, 2517390, 2608380, 3608259, 4811012, 5034780, 6013765, 7216518, 10824777, 12027530, 14433036, 18041295, 21649554, 24055060, 36082590, 43299108, 54123885, 72165180, 108247770, 216495540]

約数ペア:

[(1, 216495540), (2, 108247770), (3, 72165180), (4, 54123885), (5, 43299108), (6, 36082590), (9, 24055060), (10, 21649554), (12, 18041295), (15, 14433036), (18, 12027530), (20, 10824777), (30, 7216518), (36, 6013765), (43, 5034780), (45, 4811012), (60, 3608259), (83, 2608380), (86, 2517390), (90, 2405506), (129, 1678260), (166, 1304190), (172, 1258695), (180, 1202753), (215, 1006956), (249, 869460), (258, 839130), (332, 652095), (337, 642420), (387, 559420), (415, 521676), (430, 503478), (498, 434730), (516, 419565), (645, 335652), (674, 321210), (747, 289820), (774, 279710), (830, 260838), (860, 251739), (996, 217365), (1011, 214140), (1245, 173892), (1290, 167826), (1348, 160605), (1494, 144910), (1548, 139855), (1660, 130419), (1685, 128484), (1935, 111884), (2022, 107070), (2490, 86946), (2580, 83913), (2988, 72455), (3033, 71380), (3370, 64242), (3569, 60660), (3735, 57964), (3870, 55942), (4044, 53535), (4980, 43473), (5055, 42828), (6066, 35690), (6740, 32121), (7138, 30330), (7470, 28982), (7740, 27971), (10110, 21414), (10707, 20220), (12132, 17845), (14276, 15165), (14491, 14940)]