248915430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:504

約数の個数: 160

約数和(自身を含む): 722608128

約数和(自身を除く): 473692698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 31, 45, 46, 54, 62, 69, 81, 90, 93, 115, 135, 138, 155, 162, 186, 207, 230, 270, 279, 310, 345, 405, 414, 431, 465, 558, 621, 690, 713, 810, 837, 862, 930, 1035, 1242, 1293, 1395, 1426, 1674, 1863, 2070, 2139, 2155, 2511, 2586, 2790, 3105, 3565, 3726, 3879, 4185, 4278, 4310, 5022, 6210, 6417, 6465, 7130, 7758, 8370, 9315, 9913, 10695, 11637, 12555, 12834, 12930, 13361, 18630, 19251, 19395, 19826, 21390, 23274, 25110, 26722, 29739, 32085, 34911, 38502, 38790, 40083, 49565, 57753, 58185, 59478, 64170, 66805, 69822, 80166, 89217, 96255, 99130, 115506, 116370, 120249, 133610, 148695, 174555, 178434, 192510, 200415, 240498, 267651, 288765, 297390, 307303, 349110, 360747, 400830, 446085, 535302, 577530, 601245, 614606, 721494, 802953, 892170, 921909, 1082241, 1202490, 1338255, 1536515, 1605906, 1803735, 1843818, 2164482, 2676510, 2765727, 3073030, 3607470, 4014765, 4609545, 5411205, 5531454, 8029530, 8297181, 9219090, 10822410, 13828635, 16594362, 24891543, 27657270, 41485905, 49783086, 82971810, 124457715, 248915430]

約数ペア:

[(1, 248915430), (2, 124457715), (3, 82971810), (5, 49783086), (6, 41485905), (9, 27657270), (10, 24891543), (15, 16594362), (18, 13828635), (23, 10822410), (27, 9219090), (30, 8297181), (31, 8029530), (45, 5531454), (46, 5411205), (54, 4609545), (62, 4014765), (69, 3607470), (81, 3073030), (90, 2765727), (93, 2676510), (115, 2164482), (135, 1843818), (138, 1803735), (155, 1605906), (162, 1536515), (186, 1338255), (207, 1202490), (230, 1082241), (270, 921909), (279, 892170), (310, 802953), (345, 721494), (405, 614606), (414, 601245), (431, 577530), (465, 535302), (558, 446085), (621, 400830), (690, 360747), (713, 349110), (810, 307303), (837, 297390), (862, 288765), (930, 267651), (1035, 240498), (1242, 200415), (1293, 192510), (1395, 178434), (1426, 174555), (1674, 148695), (1863, 133610), (2070, 120249), (2139, 116370), (2155, 115506), (2511, 99130), (2586, 96255), (2790, 89217), (3105, 80166), (3565, 69822), (3726, 66805), (3879, 64170), (4185, 59478), (4278, 58185), (4310, 57753), (5022, 49565), (6210, 40083), (6417, 38790), (6465, 38502), (7130, 34911), (7758, 32085), (8370, 29739), (9315, 26722), (9913, 25110), (10695, 23274), (11637, 21390), (12555, 19826), (12834, 19395), (12930, 19251), (13361, 18630)]