28285950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 91422720

約数和(自身を除く): 63136770

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 31, 33, 35, 42, 50, 55, 62, 66, 70, 75, 77, 79, 93, 105, 110, 150, 154, 155, 158, 165, 175, 186, 210, 217, 231, 237, 275, 310, 330, 341, 350, 385, 395, 434, 462, 465, 474, 525, 550, 553, 651, 682, 770, 775, 790, 825, 869, 930, 1023, 1050, 1085, 1106, 1155, 1185, 1302, 1550, 1650, 1659, 1705, 1738, 1925, 1975, 2046, 2170, 2310, 2325, 2370, 2387, 2449, 2607, 2765, 3255, 3318, 3410, 3850, 3950, 4345, 4650, 4774, 4898, 5115, 5214, 5425, 5530, 5775, 5925, 6083, 6510, 7161, 7347, 8295, 8525, 8690, 10230, 10850, 11550, 11850, 11935, 12166, 12245, 13035, 13825, 14322, 14694, 16275, 16590, 17050, 17143, 18249, 21725, 23870, 24490, 25575, 26070, 26939, 27650, 30415, 32550, 34286, 35805, 36498, 36735, 41475, 43450, 51150, 51429, 53878, 59675, 60830, 61225, 65175, 71610, 73470, 80817, 82950, 85715, 91245, 102858, 119350, 122450, 130350, 134695, 152075, 161634, 171430, 179025, 182490, 183675, 188573, 257145, 269390, 304150, 358050, 367350, 377146, 404085, 428575, 456225, 514290, 565719, 673475, 808170, 857150, 912450, 942865, 1131438, 1285725, 1346950, 1885730, 2020425, 2571450, 2828595, 4040850, 4714325, 5657190, 9428650, 14142975, 28285950]

約数ペア:

[(1, 28285950), (2, 14142975), (3, 9428650), (5, 5657190), (6, 4714325), (7, 4040850), (10, 2828595), (11, 2571450), (14, 2020425), (15, 1885730), (21, 1346950), (22, 1285725), (25, 1131438), (30, 942865), (31, 912450), (33, 857150), (35, 808170), (42, 673475), (50, 565719), (55, 514290), (62, 456225), (66, 428575), (70, 404085), (75, 377146), (77, 367350), (79, 358050), (93, 304150), (105, 269390), (110, 257145), (150, 188573), (154, 183675), (155, 182490), (158, 179025), (165, 171430), (175, 161634), (186, 152075), (210, 134695), (217, 130350), (231, 122450), (237, 119350), (275, 102858), (310, 91245), (330, 85715), (341, 82950), (350, 80817), (385, 73470), (395, 71610), (434, 65175), (462, 61225), (465, 60830), (474, 59675), (525, 53878), (550, 51429), (553, 51150), (651, 43450), (682, 41475), (770, 36735), (775, 36498), (790, 35805), (825, 34286), (869, 32550), (930, 30415), (1023, 27650), (1050, 26939), (1085, 26070), (1106, 25575), (1155, 24490), (1185, 23870), (1302, 21725), (1550, 18249), (1650, 17143), (1659, 17050), (1705, 16590), (1738, 16275), (1925, 14694), (1975, 14322), (2046, 13825), (2170, 13035), (2310, 12245), (2325, 12166), (2370, 11935), (2387, 11850), (2449, 11550), (2607, 10850), (2765, 10230), (3255, 8690), (3318, 8525), (3410, 8295), (3850, 7347), (3950, 7161), (4345, 6510), (4650, 6083), (4774, 5925), (4898, 5775), (5115, 5530), (5214, 5425)]