1381569420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15739}}^1$

素因数の和:15788

約数の個数: 192

約数和(自身を含む): 5077094400

約数和(自身を除く): 3695524980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 380, 385, 399, 418, 420, 462, 532, 570, 627, 660, 665, 770, 798, 836, 924, 1045, 1140, 1155, 1254, 1330, 1463, 1540, 1596, 1995, 2090, 2310, 2508, 2660, 2926, 3135, 3990, 4180, 4389, 4620, 5852, 6270, 7315, 7980, 8778, 12540, 14630, 15739, 17556, 21945, 29260, 31478, 43890, 47217, 62956, 78695, 87780, 94434, 110173, 157390, 173129, 188868, 220346, 236085, 299041, 314780, 330519, 346258, 440692, 472170, 519387, 550865, 598082, 661038, 692516, 865645, 897123, 944340, 1038774, 1101730, 1196164, 1211903, 1322076, 1495205, 1652595, 1731290, 1794246, 2077548, 2093287, 2203460, 2423806, 2596935, 2990410, 3289451, 3305190, 3462580, 3588492, 3635709, 4186574, 4485615, 4847612, 5193870, 5980820, 6059515, 6279861, 6578902, 6610380, 7271418, 8373148, 8971230, 9868353, 10387740, 10466435, 12119030, 12559722, 13157804, 14542836, 16447255, 17942460, 18178545, 19736706, 20932870, 23026157, 24238060, 25119444, 31399305, 32894510, 36357090, 39473412, 41865740, 46052314, 49341765, 62798610, 65789020, 69078471, 72714180, 92104628, 98683530, 115130785, 125597220, 138156942, 197367060, 230261570, 276313884, 345392355, 460523140, 690784710, 1381569420]

約数ペア:

[(1, 1381569420), (2, 690784710), (3, 460523140), (4, 345392355), (5, 276313884), (6, 230261570), (7, 197367060), (10, 138156942), (11, 125597220), (12, 115130785), (14, 98683530), (15, 92104628), (19, 72714180), (20, 69078471), (21, 65789020), (22, 62798610), (28, 49341765), (30, 46052314), (33, 41865740), (35, 39473412), (38, 36357090), (42, 32894510), (44, 31399305), (55, 25119444), (57, 24238060), (60, 23026157), (66, 20932870), (70, 19736706), (76, 18178545), (77, 17942460), (84, 16447255), (95, 14542836), (105, 13157804), (110, 12559722), (114, 12119030), (132, 10466435), (133, 10387740), (140, 9868353), (154, 8971230), (165, 8373148), (190, 7271418), (209, 6610380), (210, 6578902), (220, 6279861), (228, 6059515), (231, 5980820), (266, 5193870), (285, 4847612), (308, 4485615), (330, 4186574), (380, 3635709), (385, 3588492), (399, 3462580), (418, 3305190), (420, 3289451), (462, 2990410), (532, 2596935), (570, 2423806), (627, 2203460), (660, 2093287), (665, 2077548), (770, 1794246), (798, 1731290), (836, 1652595), (924, 1495205), (1045, 1322076), (1140, 1211903), (1155, 1196164), (1254, 1101730), (1330, 1038774), (1463, 944340), (1540, 897123), (1596, 865645), (1995, 692516), (2090, 661038), (2310, 598082), (2508, 550865), (2660, 519387), (2926, 472170), (3135, 440692), (3990, 346258), (4180, 330519), (4389, 314780), (4620, 299041), (5852, 236085), (6270, 220346), (7315, 188868), (7980, 173129), (8778, 157390), (12540, 110173), (14630, 94434), (15739, 87780), (17556, 78695), (21945, 62956), (29260, 47217), (31478, 43890)]