321508260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{77659}}^1$

素因数の和:77697

約数の個数: 72

約数和(自身を含む): 1017656640

約数和(自身を除く): 696148380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 77659, 155318, 232977, 310636, 388295, 465954, 698931, 776590, 931908, 1164885, 1397862, 1553180, 1786157, 2329770, 2795724, 3494655, 3572314, 4659540, 5358471, 6989310, 7144628, 8930785, 10716942, 13978620, 16075413, 17861570, 21433884, 26792355, 32150826, 35723140, 53584710, 64301652, 80377065, 107169420, 160754130, 321508260]

約数ペア:

[(1, 321508260), (2, 160754130), (3, 107169420), (4, 80377065), (5, 64301652), (6, 53584710), (9, 35723140), (10, 32150826), (12, 26792355), (15, 21433884), (18, 17861570), (20, 16075413), (23, 13978620), (30, 10716942), (36, 8930785), (45, 7144628), (46, 6989310), (60, 5358471), (69, 4659540), (90, 3572314), (92, 3494655), (115, 2795724), (138, 2329770), (180, 1786157), (207, 1553180), (230, 1397862), (276, 1164885), (345, 931908), (414, 776590), (460, 698931), (690, 465954), (828, 388295), (1035, 310636), (1380, 232977), (2070, 155318), (4140, 77659)]