156957626240

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4020431}}^1$

素因数の和:4020511

約数の個数: 64

約数和(自身を含む): 381378179520

約数和(自身を除く): 224420553280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 7808, 9760, 19520, 39040, 4020431, 8040862, 16081724, 20102155, 32163448, 40204310, 64326896, 80408620, 128653792, 160817240, 245246291, 257307584, 321634480, 490492582, 514615168, 643268960, 980985164, 1226231455, 1286537920, 1961970328, 2452462910, 2573075840, 3923940656, 4904925820, 7847881312, 9809851640, 15695762624, 19619703280, 31391525248, 39239406560, 78478813120, 156957626240]

約数ペア:

[(1, 156957626240), (2, 78478813120), (4, 39239406560), (5, 31391525248), (8, 19619703280), (10, 15695762624), (16, 9809851640), (20, 7847881312), (32, 4904925820), (40, 3923940656), (61, 2573075840), (64, 2452462910), (80, 1961970328), (122, 1286537920), (128, 1226231455), (160, 980985164), (244, 643268960), (305, 514615168), (320, 490492582), (488, 321634480), (610, 257307584), (640, 245246291), (976, 160817240), (1220, 128653792), (1952, 80408620), (2440, 64326896), (3904, 40204310), (4880, 32163448), (7808, 20102155), (9760, 16081724), (19520, 8040862), (39040, 4020431)]