21547583280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9975733}}^1$

素因数の和:9975755

約数の個数: 80

約数和(自身を含む): 74219460960

約数和(自身を除く): 52671877680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9975733, 19951466, 29927199, 39902932, 49878665, 59854398, 79805864, 89781597, 99757330, 119708796, 149635995, 159611728, 179563194, 199514660, 239417592, 269344791, 299271990, 359126388, 399029320, 448907985, 478835184, 538689582, 598543980, 718252776, 798058640, 897815970, 1077379164, 1197087960, 1346723955, 1436505552, 1795631940, 2154758328, 2394175920, 2693447910, 3591263880, 4309516656, 5386895820, 7182527760, 10773791640, 21547583280]

約数ペア:

[(1, 21547583280), (2, 10773791640), (3, 7182527760), (4, 5386895820), (5, 4309516656), (6, 3591263880), (8, 2693447910), (9, 2394175920), (10, 2154758328), (12, 1795631940), (15, 1436505552), (16, 1346723955), (18, 1197087960), (20, 1077379164), (24, 897815970), (27, 798058640), (30, 718252776), (36, 598543980), (40, 538689582), (45, 478835184), (48, 448907985), (54, 399029320), (60, 359126388), (72, 299271990), (80, 269344791), (90, 239417592), (108, 199514660), (120, 179563194), (135, 159611728), (144, 149635995), (180, 119708796), (216, 99757330), (240, 89781597), (270, 79805864), (360, 59854398), (432, 49878665), (540, 39902932), (720, 29927199), (1080, 19951466), (2160, 9975733)]