20164492890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:438

約数の個数: 256

約数和(自身を含む): 56391552000

約数和(自身を除く): 36227059110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 73, 90, 97, 106, 135, 146, 159, 194, 199, 219, 265, 270, 291, 318, 365, 398, 438, 477, 485, 530, 582, 597, 657, 730, 795, 873, 954, 970, 995, 1095, 1194, 1314, 1431, 1455, 1590, 1746, 1791, 1971, 1990, 2190, 2385, 2619, 2862, 2910, 2985, 3285, 3582, 3869, 3942, 4365, 4770, 5141, 5238, 5373, 5970, 6570, 7081, 7155, 7738, 8730, 8955, 9855, 10282, 10547, 10746, 11607, 13095, 14162, 14310, 14527, 15423, 17910, 19303, 19345, 19710, 21094, 21243, 23214, 25705, 26190, 26865, 29054, 30846, 31641, 34821, 35405, 38606, 38690, 42486, 43581, 46269, 51410, 52735, 53730, 57909, 58035, 63282, 63729, 69642, 70810, 72635, 77115, 87162, 92538, 94923, 96515, 104463, 105470, 106215, 115818, 116070, 127458, 130743, 138807, 145270, 154230, 158205, 173727, 174105, 189846, 191187, 193030, 208926, 212430, 217905, 231345, 261486, 277614, 284769, 289545, 316410, 318645, 347454, 348210, 375293, 382374, 392229, 435810, 462690, 474615, 521181, 522315, 569538, 579090, 637290, 653715, 694035, 750586, 769931, 784458, 868635, 949230, 955935, 1023059, 1042362, 1044630, 1125879, 1307430, 1388070, 1409119, 1423845, 1539862, 1737270, 1876465, 1911870, 1961145, 2046118, 2251758, 2309793, 2605905, 2818238, 2847690, 3069177, 3377637, 3752930, 3849655, 3922290, 4227357, 4619586, 5115295, 5211810, 5629395, 6138354, 6755274, 6929379, 7045595, 7699310, 8454714, 9207531, 10132911, 10230590, 11258790, 11548965, 12682071, 13858758, 14091190, 15345885, 16888185, 18415062, 20265822, 20788137, 21136785, 23097930, 25364142, 27622593, 30691770, 33776370, 34646895, 38046213, 41576274, 42273570, 46037655, 50664555, 55245186, 63410355, 69293790, 74683307, 76092426, 92075310, 101329110, 103940685, 126820710, 138112965, 149366614, 190231065, 207881370, 224049921, 276225930, 373416535, 380462130, 448099842, 672149763, 746833070, 1120249605, 1344299526, 2016449289, 2240499210, 3360748815, 4032898578, 6721497630, 10082246445, 20164492890]

約数ペア:

[(1, 20164492890), (2, 10082246445), (3, 6721497630), (5, 4032898578), (6, 3360748815), (9, 2240499210), (10, 2016449289), (15, 1344299526), (18, 1120249605), (27, 746833070), (30, 672149763), (45, 448099842), (53, 380462130), (54, 373416535), (73, 276225930), (90, 224049921), (97, 207881370), (106, 190231065), (135, 149366614), (146, 138112965), (159, 126820710), (194, 103940685), (199, 101329110), (219, 92075310), (265, 76092426), (270, 74683307), (291, 69293790), (318, 63410355), (365, 55245186), (398, 50664555), (438, 46037655), (477, 42273570), (485, 41576274), (530, 38046213), (582, 34646895), (597, 33776370), (657, 30691770), (730, 27622593), (795, 25364142), (873, 23097930), (954, 21136785), (970, 20788137), (995, 20265822), (1095, 18415062), (1194, 16888185), (1314, 15345885), (1431, 14091190), (1455, 13858758), (1590, 12682071), (1746, 11548965), (1791, 11258790), (1971, 10230590), (1990, 10132911), (2190, 9207531), (2385, 8454714), (2619, 7699310), (2862, 7045595), (2910, 6929379), (2985, 6755274), (3285, 6138354), (3582, 5629395), (3869, 5211810), (3942, 5115295), (4365, 4619586), (4770, 4227357), (5141, 3922290), (5238, 3849655), (5373, 3752930), (5970, 3377637), (6570, 3069177), (7081, 2847690), (7155, 2818238), (7738, 2605905), (8730, 2309793), (8955, 2251758), (9855, 2046118), (10282, 1961145), (10547, 1911870), (10746, 1876465), (11607, 1737270), (13095, 1539862), (14162, 1423845), (14310, 1409119), (14527, 1388070), (15423, 1307430), (17910, 1125879), (19303, 1044630), (19345, 1042362), (19710, 1023059), (21094, 955935), (21243, 949230), (23214, 868635), (25705, 784458), (26190, 769931), (26865, 750586), (29054, 694035), (30846, 653715), (31641, 637290), (34821, 579090), (35405, 569538), (38606, 522315), (38690, 521181), (42486, 474615), (43581, 462690), (46269, 435810), (51410, 392229), (52735, 382374), (53730, 375293), (57909, 348210), (58035, 347454), (63282, 318645), (63729, 316410), (69642, 289545), (70810, 284769), (72635, 277614), (77115, 261486), (87162, 231345), (92538, 217905), (94923, 212430), (96515, 208926), (104463, 193030), (105470, 191187), (106215, 189846), (115818, 174105), (116070, 173727), (127458, 158205), (130743, 154230), (138807, 145270)]