13281450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 41559840

約数和(自身を除く): 28278390

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 49, 50, 65, 70, 75, 78, 91, 98, 105, 130, 139, 147, 150, 175, 182, 195, 210, 245, 273, 278, 294, 325, 350, 390, 417, 455, 490, 525, 546, 637, 650, 695, 735, 834, 910, 973, 975, 1050, 1225, 1274, 1365, 1390, 1470, 1807, 1911, 1946, 1950, 2085, 2275, 2450, 2730, 2919, 3185, 3475, 3614, 3675, 3822, 4170, 4550, 4865, 5421, 5838, 6370, 6811, 6825, 6950, 7350, 9035, 9555, 9730, 10425, 10842, 12649, 13622, 13650, 14595, 15925, 18070, 19110, 20433, 20850, 24325, 25298, 27105, 29190, 31850, 34055, 37947, 40866, 45175, 47775, 48650, 54210, 63245, 68110, 72975, 75894, 88543, 90350, 95550, 102165, 126490, 135525, 145950, 170275, 177086, 189735, 204330, 265629, 271050, 316225, 340550, 379470, 442715, 510825, 531258, 632450, 885430, 948675, 1021650, 1328145, 1897350, 2213575, 2656290, 4427150, 6640725, 13281450]

約数ペア:

[(1, 13281450), (2, 6640725), (3, 4427150), (5, 2656290), (6, 2213575), (7, 1897350), (10, 1328145), (13, 1021650), (14, 948675), (15, 885430), (21, 632450), (25, 531258), (26, 510825), (30, 442715), (35, 379470), (39, 340550), (42, 316225), (49, 271050), (50, 265629), (65, 204330), (70, 189735), (75, 177086), (78, 170275), (91, 145950), (98, 135525), (105, 126490), (130, 102165), (139, 95550), (147, 90350), (150, 88543), (175, 75894), (182, 72975), (195, 68110), (210, 63245), (245, 54210), (273, 48650), (278, 47775), (294, 45175), (325, 40866), (350, 37947), (390, 34055), (417, 31850), (455, 29190), (490, 27105), (525, 25298), (546, 24325), (637, 20850), (650, 20433), (695, 19110), (735, 18070), (834, 15925), (910, 14595), (973, 13650), (975, 13622), (1050, 12649), (1225, 10842), (1274, 10425), (1365, 9730), (1390, 9555), (1470, 9035), (1807, 7350), (1911, 6950), (1946, 6825), (1950, 6811), (2085, 6370), (2275, 5838), (2450, 5421), (2730, 4865), (2919, 4550), (3185, 4170), (3475, 3822), (3614, 3675)]