253715040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{176191}}^1$

素因数の和:176212

約数の個数: 72

約数和(自身を含む): 865807488

約数和(自身を除く): 612092448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 176191, 352382, 528573, 704764, 880955, 1057146, 1409528, 1585719, 1761910, 2114292, 2642865, 2819056, 3171438, 3523820, 4228584, 5285730, 5638112, 6342876, 7047640, 7928595, 8457168, 10571460, 12685752, 14095280, 15857190, 16914336, 21142920, 25371504, 28190560, 31714380, 42285840, 50743008, 63428760, 84571680, 126857520, 253715040]

約数ペア:

[(1, 253715040), (2, 126857520), (3, 84571680), (4, 63428760), (5, 50743008), (6, 42285840), (8, 31714380), (9, 28190560), (10, 25371504), (12, 21142920), (15, 16914336), (16, 15857190), (18, 14095280), (20, 12685752), (24, 10571460), (30, 8457168), (32, 7928595), (36, 7047640), (40, 6342876), (45, 5638112), (48, 5285730), (60, 4228584), (72, 3523820), (80, 3171438), (90, 2819056), (96, 2642865), (120, 2114292), (144, 1761910), (160, 1585719), (180, 1409528), (240, 1057146), (288, 880955), (360, 704764), (480, 528573), (720, 352382), (1440, 176191)]