78459420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 257233536

約数和(自身を除く): 178774116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 61, 65, 68, 78, 85, 97, 102, 122, 130, 156, 170, 183, 194, 195, 204, 221, 244, 255, 260, 291, 305, 340, 366, 388, 390, 442, 485, 510, 582, 610, 663, 732, 780, 793, 884, 915, 970, 1020, 1037, 1105, 1164, 1220, 1261, 1326, 1455, 1586, 1649, 1830, 1940, 2074, 2210, 2379, 2522, 2652, 2910, 3111, 3172, 3298, 3315, 3660, 3783, 3965, 4148, 4420, 4758, 4947, 5044, 5185, 5820, 5917, 6222, 6305, 6596, 6630, 7566, 7930, 8245, 9516, 9894, 10370, 11834, 11895, 12444, 12610, 13260, 13481, 15132, 15555, 15860, 16490, 17751, 18915, 19788, 20740, 21437, 23668, 23790, 24735, 25220, 26962, 29585, 31110, 32980, 35502, 37830, 40443, 42874, 47580, 49470, 53924, 59170, 62220, 64311, 67405, 71004, 75660, 76921, 80886, 85748, 88755, 98940, 100589, 107185, 118340, 128622, 134810, 153842, 161772, 177510, 201178, 202215, 214370, 230763, 257244, 269620, 301767, 307684, 321555, 355020, 384605, 402356, 404430, 428740, 461526, 502945, 603534, 643110, 769210, 808860, 923052, 1005890, 1153815, 1207068, 1286220, 1307657, 1508835, 1538420, 2011780, 2307630, 2615314, 3017670, 3922971, 4615260, 5230628, 6035340, 6538285, 7845942, 13076570, 15691884, 19614855, 26153140, 39229710, 78459420]

約数ペア:

[(1, 78459420), (2, 39229710), (3, 26153140), (4, 19614855), (5, 15691884), (6, 13076570), (10, 7845942), (12, 6538285), (13, 6035340), (15, 5230628), (17, 4615260), (20, 3922971), (26, 3017670), (30, 2615314), (34, 2307630), (39, 2011780), (51, 1538420), (52, 1508835), (60, 1307657), (61, 1286220), (65, 1207068), (68, 1153815), (78, 1005890), (85, 923052), (97, 808860), (102, 769210), (122, 643110), (130, 603534), (156, 502945), (170, 461526), (183, 428740), (194, 404430), (195, 402356), (204, 384605), (221, 355020), (244, 321555), (255, 307684), (260, 301767), (291, 269620), (305, 257244), (340, 230763), (366, 214370), (388, 202215), (390, 201178), (442, 177510), (485, 161772), (510, 153842), (582, 134810), (610, 128622), (663, 118340), (732, 107185), (780, 100589), (793, 98940), (884, 88755), (915, 85748), (970, 80886), (1020, 76921), (1037, 75660), (1105, 71004), (1164, 67405), (1220, 64311), (1261, 62220), (1326, 59170), (1455, 53924), (1586, 49470), (1649, 47580), (1830, 42874), (1940, 40443), (2074, 37830), (2210, 35502), (2379, 32980), (2522, 31110), (2652, 29585), (2910, 26962), (3111, 25220), (3172, 24735), (3298, 23790), (3315, 23668), (3660, 21437), (3783, 20740), (3965, 19788), (4148, 18915), (4420, 17751), (4758, 16490), (4947, 15860), (5044, 15555), (5185, 15132), (5820, 13481), (5917, 13260), (6222, 12610), (6305, 12444), (6596, 11895), (6630, 11834), (7566, 10370), (7930, 9894), (8245, 9516)]