397293720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{143947}}^1$

素因数の和:143984

約数の個数: 64

約数和(自身を含む): 1243710720

約数和(自身を除く): 846417000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 143947, 287894, 431841, 575788, 719735, 863682, 1151576, 1439470, 1727364, 2159205, 2878940, 3310781, 3454728, 4318410, 5757880, 6621562, 8636820, 9932343, 13243124, 16553905, 17273640, 19864686, 26486248, 33107810, 39729372, 49661715, 66215620, 79458744, 99323430, 132431240, 198646860, 397293720]

約数ペア:

[(1, 397293720), (2, 198646860), (3, 132431240), (4, 99323430), (5, 79458744), (6, 66215620), (8, 49661715), (10, 39729372), (12, 33107810), (15, 26486248), (20, 19864686), (23, 17273640), (24, 16553905), (30, 13243124), (40, 9932343), (46, 8636820), (60, 6621562), (69, 5757880), (92, 4318410), (115, 3454728), (120, 3310781), (138, 2878940), (184, 2159205), (230, 1727364), (276, 1439470), (345, 1151576), (460, 863682), (552, 719735), (690, 575788), (920, 431841), (1380, 287894), (2760, 143947)]