245872920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107839}}^1$

素因数の和:107872

約数の個数: 64

約数和(自身を含む): 776448000

約数和(自身を除く): 530575080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 107839, 215678, 323517, 431356, 539195, 647034, 862712, 1078390, 1294068, 1617585, 2048941, 2156780, 2588136, 3235170, 4097882, 4313560, 6146823, 6470340, 8195764, 10244705, 12293646, 12940680, 16391528, 20489410, 24587292, 30734115, 40978820, 49174584, 61468230, 81957640, 122936460, 245872920]

約数ペア:

[(1, 245872920), (2, 122936460), (3, 81957640), (4, 61468230), (5, 49174584), (6, 40978820), (8, 30734115), (10, 24587292), (12, 20489410), (15, 16391528), (19, 12940680), (20, 12293646), (24, 10244705), (30, 8195764), (38, 6470340), (40, 6146823), (57, 4313560), (60, 4097882), (76, 3235170), (95, 2588136), (114, 2156780), (120, 2048941), (152, 1617585), (190, 1294068), (228, 1078390), (285, 862712), (380, 647034), (456, 539195), (570, 431356), (760, 323517), (1140, 215678), (2280, 107839)]