20165821770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^2\times {\mathrm{1699}}^1$

素因数の和:1817

約数の個数: 144

約数和(自身を含む): 52870557600

約数和(自身を除く): 32704735830

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 37, 51, 74, 85, 102, 111, 170, 185, 222, 255, 289, 370, 510, 555, 578, 629, 867, 1110, 1258, 1369, 1445, 1699, 1734, 1887, 2738, 2890, 3145, 3398, 3774, 4107, 4335, 5097, 6290, 6845, 8214, 8495, 8670, 9435, 10194, 10693, 13690, 16990, 18870, 20535, 21386, 23273, 25485, 28883, 32079, 41070, 46546, 50970, 53465, 57766, 62863, 64158, 69819, 86649, 106930, 116365, 125726, 139638, 144415, 160395, 173298, 188589, 232730, 288830, 314315, 320790, 349095, 377178, 395641, 433245, 491011, 628630, 698190, 791282, 866490, 942945, 982022, 1068671, 1186923, 1473033, 1885890, 1978205, 2137342, 2325931, 2373846, 2455055, 2946066, 3206013, 3956410, 4651862, 4910110, 5343355, 5934615, 6412026, 6977793, 7365165, 10686710, 11629655, 11869230, 13955586, 14730330, 16030065, 18167407, 23259310, 32060130, 34888965, 36334814, 39540827, 54502221, 69777930, 79081654, 90837035, 109004442, 118622481, 181674070, 197704135, 237244962, 272511105, 395408270, 545022210, 593112405, 672194059, 1186224810, 1344388118, 2016582177, 3360970295, 4033164354, 6721940590, 10082910885, 20165821770]

約数ペア:

[(1, 20165821770), (2, 10082910885), (3, 6721940590), (5, 4033164354), (6, 3360970295), (10, 2016582177), (15, 1344388118), (17, 1186224810), (30, 672194059), (34, 593112405), (37, 545022210), (51, 395408270), (74, 272511105), (85, 237244962), (102, 197704135), (111, 181674070), (170, 118622481), (185, 109004442), (222, 90837035), (255, 79081654), (289, 69777930), (370, 54502221), (510, 39540827), (555, 36334814), (578, 34888965), (629, 32060130), (867, 23259310), (1110, 18167407), (1258, 16030065), (1369, 14730330), (1445, 13955586), (1699, 11869230), (1734, 11629655), (1887, 10686710), (2738, 7365165), (2890, 6977793), (3145, 6412026), (3398, 5934615), (3774, 5343355), (4107, 4910110), (4335, 4651862), (5097, 3956410), (6290, 3206013), (6845, 2946066), (8214, 2455055), (8495, 2373846), (8670, 2325931), (9435, 2137342), (10194, 1978205), (10693, 1885890), (13690, 1473033), (16990, 1186923), (18870, 1068671), (20535, 982022), (21386, 942945), (23273, 866490), (25485, 791282), (28883, 698190), (32079, 628630), (41070, 491011), (46546, 433245), (50970, 395641), (53465, 377178), (57766, 349095), (62863, 320790), (64158, 314315), (69819, 288830), (86649, 232730), (106930, 188589), (116365, 173298), (125726, 160395), (139638, 144415)]