45678720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 128

約数和(自身を含む): 149768640

約数和(自身を除く): 104089920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 296, 320, 370, 384, 444, 480, 555, 592, 640, 643, 740, 888, 960, 1110, 1184, 1286, 1480, 1776, 1920, 1929, 2220, 2368, 2572, 2960, 3215, 3552, 3858, 4440, 4736, 5144, 5920, 6430, 7104, 7716, 8880, 9645, 10288, 11840, 12860, 14208, 15432, 17760, 19290, 20576, 23680, 23791, 25720, 30864, 35520, 38580, 41152, 47582, 51440, 61728, 71040, 71373, 77160, 82304, 95164, 102880, 118955, 123456, 142746, 154320, 190328, 205760, 237910, 246912, 285492, 308640, 356865, 380656, 411520, 475820, 570984, 617280, 713730, 761312, 951640, 1141968, 1234560, 1427460, 1522624, 1903280, 2283936, 2854920, 3045248, 3806560, 4567872, 5709840, 7613120, 9135744, 11419680, 15226240, 22839360, 45678720]

約数ペア:

[(1, 45678720), (2, 22839360), (3, 15226240), (4, 11419680), (5, 9135744), (6, 7613120), (8, 5709840), (10, 4567872), (12, 3806560), (15, 3045248), (16, 2854920), (20, 2283936), (24, 1903280), (30, 1522624), (32, 1427460), (37, 1234560), (40, 1141968), (48, 951640), (60, 761312), (64, 713730), (74, 617280), (80, 570984), (96, 475820), (111, 411520), (120, 380656), (128, 356865), (148, 308640), (160, 285492), (185, 246912), (192, 237910), (222, 205760), (240, 190328), (296, 154320), (320, 142746), (370, 123456), (384, 118955), (444, 102880), (480, 95164), (555, 82304), (592, 77160), (640, 71373), (643, 71040), (740, 61728), (888, 51440), (960, 47582), (1110, 41152), (1184, 38580), (1286, 35520), (1480, 30864), (1776, 25720), (1920, 23791), (1929, 23680), (2220, 20576), (2368, 19290), (2572, 17760), (2960, 15432), (3215, 14208), (3552, 12860), (3858, 11840), (4440, 10288), (4736, 9645), (5144, 8880), (5920, 7716), (6430, 7104)]