4778880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 16156800

約数和(自身を除く): 11377920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 131, 152, 160, 190, 192, 228, 240, 262, 285, 304, 320, 380, 384, 393, 456, 480, 524, 570, 608, 640, 655, 760, 786, 912, 960, 1048, 1140, 1216, 1310, 1520, 1572, 1824, 1920, 1965, 2096, 2280, 2432, 2489, 2620, 3040, 3144, 3648, 3930, 4192, 4560, 4978, 5240, 6080, 6288, 7296, 7467, 7860, 8384, 9120, 9956, 10480, 12160, 12445, 12576, 14934, 15720, 16768, 18240, 19912, 20960, 24890, 25152, 29868, 31440, 36480, 37335, 39824, 41920, 49780, 50304, 59736, 62880, 74670, 79648, 83840, 99560, 119472, 125760, 149340, 159296, 199120, 238944, 251520, 298680, 318592, 398240, 477888, 597360, 796480, 955776, 1194720, 1592960, 2389440, 4778880]

約数ペア:

[(1, 4778880), (2, 2389440), (3, 1592960), (4, 1194720), (5, 955776), (6, 796480), (8, 597360), (10, 477888), (12, 398240), (15, 318592), (16, 298680), (19, 251520), (20, 238944), (24, 199120), (30, 159296), (32, 149340), (38, 125760), (40, 119472), (48, 99560), (57, 83840), (60, 79648), (64, 74670), (76, 62880), (80, 59736), (95, 50304), (96, 49780), (114, 41920), (120, 39824), (128, 37335), (131, 36480), (152, 31440), (160, 29868), (190, 25152), (192, 24890), (228, 20960), (240, 19912), (262, 18240), (285, 16768), (304, 15720), (320, 14934), (380, 12576), (384, 12445), (393, 12160), (456, 10480), (480, 9956), (524, 9120), (570, 8384), (608, 7860), (640, 7467), (655, 7296), (760, 6288), (786, 6080), (912, 5240), (960, 4978), (1048, 4560), (1140, 4192), (1216, 3930), (1310, 3648), (1520, 3144), (1572, 3040), (1824, 2620), (1920, 2489), (1965, 2432), (2096, 2280)]