31715160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11491}}^1$

素因数の和:11528

約数の個数: 64

約数和(自身を含む): 99290880

約数和(自身を除く): 67575720

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, 11491, 22982, 34473, 45964, 57455, 68946, 91928, 114910, 137892, 172365, 229820, 264293, 275784, 344730, 459640, 528586, 689460, 792879, 1057172, 1321465, 1378920, 1585758, 2114344, 2642930, 3171516, 3964395, 5285860, 6343032, 7928790, 10571720, 15857580, 31715160]

約数ペア:

[(1, 31715160), (2, 15857580), (3, 10571720), (4, 7928790), (5, 6343032), (6, 5285860), (8, 3964395), (10, 3171516), (12, 2642930), (15, 2114344), (20, 1585758), (23, 1378920), (24, 1321465), (30, 1057172), (40, 792879), (46, 689460), (60, 528586), (69, 459640), (92, 344730), (115, 275784), (120, 264293), (138, 229820), (184, 172365), (230, 137892), (276, 114910), (345, 91928), (460, 68946), (552, 57455), (690, 45964), (920, 34473), (1380, 22982), (2760, 11491)]