178784580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 192

約数和(自身を含む): 580849920

約数和(自身を除く): 402065340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 97, 102, 130, 139, 156, 170, 194, 195, 204, 221, 255, 260, 278, 291, 340, 388, 390, 417, 442, 485, 510, 556, 582, 663, 695, 780, 834, 884, 970, 1020, 1105, 1164, 1261, 1326, 1390, 1455, 1649, 1668, 1807, 1940, 2085, 2210, 2363, 2522, 2652, 2780, 2910, 3298, 3315, 3614, 3783, 4170, 4420, 4726, 4947, 5044, 5421, 5820, 6305, 6596, 6630, 7089, 7228, 7566, 8245, 8340, 9035, 9452, 9894, 10842, 11815, 12610, 13260, 13483, 14178, 15132, 16490, 18070, 18915, 19788, 21437, 21684, 23630, 24735, 25220, 26966, 27105, 28356, 30719, 32980, 35445, 36140, 37830, 40449, 42874, 47260, 49470, 53932, 54210, 61438, 64311, 67415, 70890, 75660, 80898, 85748, 92157, 98940, 107185, 108420, 122876, 128622, 134830, 141780, 153595, 161796, 175279, 184314, 202245, 214370, 229211, 257244, 269660, 307190, 321555, 350558, 368628, 404490, 428740, 458422, 460785, 525837, 614380, 643110, 687633, 701116, 808980, 876395, 916844, 921570, 1051674, 1146055, 1286220, 1375266, 1752790, 1843140, 2103348, 2292110, 2629185, 2750532, 2979743, 3438165, 3505580, 4584220, 5258370, 5959486, 6876330, 8939229, 10516740, 11918972, 13752660, 14898715, 17878458, 29797430, 35756916, 44696145, 59594860, 89392290, 178784580]

約数ペア:

[(1, 178784580), (2, 89392290), (3, 59594860), (4, 44696145), (5, 35756916), (6, 29797430), (10, 17878458), (12, 14898715), (13, 13752660), (15, 11918972), (17, 10516740), (20, 8939229), (26, 6876330), (30, 5959486), (34, 5258370), (39, 4584220), (51, 3505580), (52, 3438165), (60, 2979743), (65, 2750532), (68, 2629185), (78, 2292110), (85, 2103348), (97, 1843140), (102, 1752790), (130, 1375266), (139, 1286220), (156, 1146055), (170, 1051674), (194, 921570), (195, 916844), (204, 876395), (221, 808980), (255, 701116), (260, 687633), (278, 643110), (291, 614380), (340, 525837), (388, 460785), (390, 458422), (417, 428740), (442, 404490), (485, 368628), (510, 350558), (556, 321555), (582, 307190), (663, 269660), (695, 257244), (780, 229211), (834, 214370), (884, 202245), (970, 184314), (1020, 175279), (1105, 161796), (1164, 153595), (1261, 141780), (1326, 134830), (1390, 128622), (1455, 122876), (1649, 108420), (1668, 107185), (1807, 98940), (1940, 92157), (2085, 85748), (2210, 80898), (2363, 75660), (2522, 70890), (2652, 67415), (2780, 64311), (2910, 61438), (3298, 54210), (3315, 53932), (3614, 49470), (3783, 47260), (4170, 42874), (4420, 40449), (4726, 37830), (4947, 36140), (5044, 35445), (5421, 32980), (5820, 30719), (6305, 28356), (6596, 27105), (6630, 26966), (7089, 25220), (7228, 24735), (7566, 23630), (8245, 21684), (8340, 21437), (9035, 19788), (9452, 18915), (9894, 18070), (10842, 16490), (11815, 15132), (12610, 14178), (13260, 13483)]