1422720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 192

約数和(自身を含む): 5569200

約数和(自身を除く): 4146480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 64, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 128, 130, 144, 152, 156, 160, 171, 180, 190, 192, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 320, 342, 360, 380, 384, 390, 416, 456, 468, 480, 494, 520, 570, 576, 585, 608, 624, 640, 684, 720, 741, 760, 780, 832, 855, 912, 936, 960, 988, 1040, 1140, 1152, 1170, 1216, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1664, 1710, 1824, 1872, 1920, 1976, 2080, 2223, 2280, 2340, 2432, 2470, 2496, 2736, 2880, 2964, 3040, 3120, 3420, 3648, 3705, 3744, 3952, 4160, 4446, 4560, 4680, 4940, 4992, 5472, 5760, 5928, 6080, 6240, 6840, 7296, 7410, 7488, 7904, 8320, 8892, 9120, 9360, 9880, 10944, 11115, 11856, 12160, 12480, 13680, 14820, 14976, 15808, 17784, 18240, 18720, 19760, 21888, 22230, 23712, 24960, 27360, 29640, 31616, 35568, 36480, 37440, 39520, 44460, 47424, 54720, 59280, 71136, 74880, 79040, 88920, 94848, 109440, 118560, 142272, 158080, 177840, 237120, 284544, 355680, 474240, 711360, 1422720]

約数ペア:

[(1, 1422720), (2, 711360), (3, 474240), (4, 355680), (5, 284544), (6, 237120), (8, 177840), (9, 158080), (10, 142272), (12, 118560), (13, 109440), (15, 94848), (16, 88920), (18, 79040), (19, 74880), (20, 71136), (24, 59280), (26, 54720), (30, 47424), (32, 44460), (36, 39520), (38, 37440), (39, 36480), (40, 35568), (45, 31616), (48, 29640), (52, 27360), (57, 24960), (60, 23712), (64, 22230), (65, 21888), (72, 19760), (76, 18720), (78, 18240), (80, 17784), (90, 15808), (95, 14976), (96, 14820), (104, 13680), (114, 12480), (117, 12160), (120, 11856), (128, 11115), (130, 10944), (144, 9880), (152, 9360), (156, 9120), (160, 8892), (171, 8320), (180, 7904), (190, 7488), (192, 7410), (195, 7296), (208, 6840), (228, 6240), (234, 6080), (240, 5928), (247, 5760), (260, 5472), (285, 4992), (288, 4940), (304, 4680), (312, 4560), (320, 4446), (342, 4160), (360, 3952), (380, 3744), (384, 3705), (390, 3648), (416, 3420), (456, 3120), (468, 3040), (480, 2964), (494, 2880), (520, 2736), (570, 2496), (576, 2470), (585, 2432), (608, 2340), (624, 2280), (640, 2223), (684, 2080), (720, 1976), (741, 1920), (760, 1872), (780, 1824), (832, 1710), (855, 1664), (912, 1560), (936, 1520), (960, 1482), (988, 1440), (1040, 1368), (1140, 1248), (1152, 1235), (1170, 1216)]