129621420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 418279680

約数和(自身を除く): 288658260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 151, 171, 180, 190, 228, 251, 285, 302, 342, 380, 453, 502, 570, 604, 684, 753, 755, 855, 906, 1004, 1140, 1255, 1359, 1506, 1510, 1710, 1812, 2259, 2265, 2510, 2718, 2869, 3012, 3020, 3420, 3765, 4518, 4530, 4769, 5020, 5436, 5738, 6795, 7530, 8607, 9036, 9060, 9538, 11295, 11476, 13590, 14307, 14345, 15060, 17214, 19076, 22590, 23845, 25821, 27180, 28614, 28690, 34428, 37901, 42921, 43035, 45180, 47690, 51642, 57228, 57380, 71535, 75802, 85842, 86070, 95380, 103284, 113703, 129105, 143070, 151604, 171684, 172140, 189505, 214605, 227406, 258210, 286140, 341109, 379010, 429210, 454812, 516420, 568515, 682218, 720119, 758020, 858420, 1137030, 1364436, 1440238, 1705545, 2160357, 2274060, 2880476, 3411090, 3600595, 4320714, 6481071, 6822180, 7201190, 8641428, 10801785, 12962142, 14402380, 21603570, 25924284, 32405355, 43207140, 64810710, 129621420]

約数ペア:

[(1, 129621420), (2, 64810710), (3, 43207140), (4, 32405355), (5, 25924284), (6, 21603570), (9, 14402380), (10, 12962142), (12, 10801785), (15, 8641428), (18, 7201190), (19, 6822180), (20, 6481071), (30, 4320714), (36, 3600595), (38, 3411090), (45, 2880476), (57, 2274060), (60, 2160357), (76, 1705545), (90, 1440238), (95, 1364436), (114, 1137030), (151, 858420), (171, 758020), (180, 720119), (190, 682218), (228, 568515), (251, 516420), (285, 454812), (302, 429210), (342, 379010), (380, 341109), (453, 286140), (502, 258210), (570, 227406), (604, 214605), (684, 189505), (753, 172140), (755, 171684), (855, 151604), (906, 143070), (1004, 129105), (1140, 113703), (1255, 103284), (1359, 95380), (1506, 86070), (1510, 85842), (1710, 75802), (1812, 71535), (2259, 57380), (2265, 57228), (2510, 51642), (2718, 47690), (2869, 45180), (3012, 43035), (3020, 42921), (3420, 37901), (3765, 34428), (4518, 28690), (4530, 28614), (4769, 27180), (5020, 25821), (5436, 23845), (5738, 22590), (6795, 19076), (7530, 17214), (8607, 15060), (9036, 14345), (9060, 14307), (9538, 13590), (11295, 11476)]