1275444730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 2856960000

約数和(自身を除く): 1581515270

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 61, 70, 79, 95, 122, 133, 158, 190, 199, 266, 305, 395, 398, 427, 553, 610, 665, 790, 854, 995, 1106, 1159, 1330, 1393, 1501, 1990, 2135, 2318, 2765, 2786, 3002, 3781, 4270, 4819, 5530, 5795, 6965, 7505, 7562, 8113, 9638, 10507, 11590, 12139, 13930, 15010, 15721, 16226, 18905, 21014, 24095, 24278, 26467, 31442, 33733, 37810, 40565, 48190, 52535, 52934, 60695, 67466, 78605, 81130, 84973, 91561, 105070, 110047, 121390, 132335, 157210, 168665, 169946, 183122, 220094, 230641, 264670, 298699, 337330, 424865, 457805, 461282, 550235, 597398, 640927, 849730, 915610, 958981, 1100470, 1153205, 1281854, 1493495, 1614487, 1917962, 2090893, 2306410, 2986990, 3204635, 3228974, 4181786, 4794905, 6409270, 6712867, 8072435, 9589810, 10454465, 13425734, 16144870, 18220639, 20908930, 33564335, 36441278, 67128670, 91103195, 127544473, 182206390, 255088946, 637722365, 1275444730]

約数ペア:

[(1, 1275444730), (2, 637722365), (5, 255088946), (7, 182206390), (10, 127544473), (14, 91103195), (19, 67128670), (35, 36441278), (38, 33564335), (61, 20908930), (70, 18220639), (79, 16144870), (95, 13425734), (122, 10454465), (133, 9589810), (158, 8072435), (190, 6712867), (199, 6409270), (266, 4794905), (305, 4181786), (395, 3228974), (398, 3204635), (427, 2986990), (553, 2306410), (610, 2090893), (665, 1917962), (790, 1614487), (854, 1493495), (995, 1281854), (1106, 1153205), (1159, 1100470), (1330, 958981), (1393, 915610), (1501, 849730), (1990, 640927), (2135, 597398), (2318, 550235), (2765, 461282), (2786, 457805), (3002, 424865), (3781, 337330), (4270, 298699), (4819, 264670), (5530, 230641), (5795, 220094), (6965, 183122), (7505, 169946), (7562, 168665), (8113, 157210), (9638, 132335), (10507, 121390), (11590, 110047), (12139, 105070), (13930, 91561), (15010, 84973), (15721, 81130), (16226, 78605), (18905, 67466), (21014, 60695), (24095, 52934), (24278, 52535), (26467, 48190), (31442, 40565), (33733, 37810)]