120656240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 293150880

約数和(自身を除く): 172494640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 131, 145, 232, 262, 290, 397, 464, 524, 580, 655, 794, 1048, 1160, 1310, 1588, 1985, 2096, 2320, 2620, 3176, 3799, 3970, 5240, 6352, 7598, 7940, 10480, 11513, 15196, 15880, 18995, 23026, 30392, 31760, 37990, 46052, 52007, 57565, 60784, 75980, 92104, 104014, 115130, 151960, 184208, 208028, 230260, 260035, 303920, 416056, 460520, 520070, 832112, 921040, 1040140, 1508203, 2080280, 3016406, 4160560, 6032812, 7541015, 12065624, 15082030, 24131248, 30164060, 60328120, 120656240]

約数ペア:

[(1, 120656240), (2, 60328120), (4, 30164060), (5, 24131248), (8, 15082030), (10, 12065624), (16, 7541015), (20, 6032812), (29, 4160560), (40, 3016406), (58, 2080280), (80, 1508203), (116, 1040140), (131, 921040), (145, 832112), (232, 520070), (262, 460520), (290, 416056), (397, 303920), (464, 260035), (524, 230260), (580, 208028), (655, 184208), (794, 151960), (1048, 115130), (1160, 104014), (1310, 92104), (1588, 75980), (1985, 60784), (2096, 57565), (2320, 52007), (2620, 46052), (3176, 37990), (3799, 31760), (3970, 30392), (5240, 23026), (6352, 18995), (7598, 15880), (7940, 15196), (10480, 11513)]