30878535

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 24279225

約数列:

[1, 3, 5, 15, 23, 37, 41, 59, 69, 111, 115, 123, 177, 185, 205, 295, 345, 555, 615, 851, 885, 943, 1357, 1517, 2183, 2419, 2553, 2829, 4071, 4255, 4551, 4715, 6549, 6785, 7257, 7585, 10915, 12095, 12765, 14145, 20355, 22755, 32745, 34891, 36285, 50209, 55637, 89503, 104673, 150627, 166911, 174455, 251045, 268509, 278185, 447515, 523365, 753135, 834555, 1342545, 2058569, 6175707, 10292845, 30878535]

約数ペア:

[(1, 30878535), (3, 10292845), (5, 6175707), (15, 2058569), (23, 1342545), (37, 834555), (41, 753135), (59, 523365), (69, 447515), (111, 278185), (115, 268509), (123, 251045), (177, 174455), (185, 166911), (205, 150627), (295, 104673), (345, 89503), (555, 55637), (615, 50209), (851, 36285), (885, 34891), (943, 32745), (1357, 22755), (1517, 20355), (2183, 14145), (2419, 12765), (2553, 12095), (2829, 10915), (4071, 7585), (4255, 7257), (4551, 6785), (4715, 6549)]