171214890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 256

約数和(自身を含む): 557383680

約数和(自身を除く): 386168790

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 47, 55, 57, 66, 70, 77, 83, 94, 95, 105, 110, 114, 133, 141, 154, 165, 166, 190, 209, 210, 231, 235, 249, 266, 282, 285, 329, 330, 385, 399, 415, 418, 462, 470, 498, 517, 570, 581, 627, 658, 665, 705, 770, 798, 830, 893, 913, 987, 1034, 1045, 1155, 1162, 1245, 1254, 1330, 1410, 1463, 1551, 1577, 1645, 1743, 1786, 1826, 1974, 1995, 2090, 2310, 2490, 2585, 2679, 2739, 2905, 2926, 3102, 3135, 3154, 3290, 3486, 3619, 3901, 3990, 4389, 4465, 4565, 4731, 4935, 5170, 5358, 5478, 5810, 6251, 6270, 6391, 7238, 7315, 7755, 7802, 7885, 8715, 8778, 8930, 9130, 9462, 9823, 9870, 10857, 11039, 11703, 12502, 12782, 13395, 13695, 14630, 15510, 15770, 17347, 17430, 18095, 18753, 19173, 19505, 19646, 21714, 21945, 22078, 23406, 23655, 26790, 27307, 27390, 29469, 31255, 31955, 33117, 34694, 36190, 37506, 38346, 39010, 42911, 43890, 47310, 49115, 52041, 54285, 54614, 55195, 58515, 58938, 62510, 63910, 66234, 68761, 74119, 81921, 85822, 86735, 93765, 95865, 98230, 104082, 108570, 110390, 117030, 121429, 128733, 136535, 137522, 147345, 148238, 163842, 165585, 173470, 187530, 191730, 206283, 214555, 222357, 242858, 257466, 260205, 273070, 294690, 300377, 331170, 343805, 364287, 370595, 409605, 412566, 429110, 444714, 518833, 520410, 600754, 607145, 643665, 687610, 728574, 741190, 815309, 819210, 901131, 1031415, 1037666, 1111785, 1214290, 1287330, 1501885, 1556499, 1630618, 1802262, 1821435, 2062830, 2223570, 2445927, 2594165, 3003770, 3112998, 3642870, 4076545, 4505655, 4891854, 5188330, 5707163, 7782495, 8153090, 9011310, 11414326, 12229635, 15564990, 17121489, 24459270, 28535815, 34242978, 57071630, 85607445, 171214890]

約数ペア:

[(1, 171214890), (2, 85607445), (3, 57071630), (5, 34242978), (6, 28535815), (7, 24459270), (10, 17121489), (11, 15564990), (14, 12229635), (15, 11414326), (19, 9011310), (21, 8153090), (22, 7782495), (30, 5707163), (33, 5188330), (35, 4891854), (38, 4505655), (42, 4076545), (47, 3642870), (55, 3112998), (57, 3003770), (66, 2594165), (70, 2445927), (77, 2223570), (83, 2062830), (94, 1821435), (95, 1802262), (105, 1630618), (110, 1556499), (114, 1501885), (133, 1287330), (141, 1214290), (154, 1111785), (165, 1037666), (166, 1031415), (190, 901131), (209, 819210), (210, 815309), (231, 741190), (235, 728574), (249, 687610), (266, 643665), (282, 607145), (285, 600754), (329, 520410), (330, 518833), (385, 444714), (399, 429110), (415, 412566), (418, 409605), (462, 370595), (470, 364287), (498, 343805), (517, 331170), (570, 300377), (581, 294690), (627, 273070), (658, 260205), (665, 257466), (705, 242858), (770, 222357), (798, 214555), (830, 206283), (893, 191730), (913, 187530), (987, 173470), (1034, 165585), (1045, 163842), (1155, 148238), (1162, 147345), (1245, 137522), (1254, 136535), (1330, 128733), (1410, 121429), (1463, 117030), (1551, 110390), (1577, 108570), (1645, 104082), (1743, 98230), (1786, 95865), (1826, 93765), (1974, 86735), (1995, 85822), (2090, 81921), (2310, 74119), (2490, 68761), (2585, 66234), (2679, 63910), (2739, 62510), (2905, 58938), (2926, 58515), (3102, 55195), (3135, 54614), (3154, 54285), (3290, 52041), (3486, 49115), (3619, 47310), (3901, 43890), (3990, 42911), (4389, 39010), (4465, 38346), (4565, 37506), (4731, 36190), (4935, 34694), (5170, 33117), (5358, 31955), (5478, 31255), (5810, 29469), (6251, 27390), (6270, 27307), (6391, 26790), (7238, 23655), (7315, 23406), (7755, 22078), (7802, 21945), (7885, 21714), (8715, 19646), (8778, 19505), (8930, 19173), (9130, 18753), (9462, 18095), (9823, 17430), (9870, 17347), (10857, 15770), (11039, 15510), (11703, 14630), (12502, 13695), (12782, 13395)]