215426280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1$

素因数の和:1003

約数の個数: 128

約数和(自身を含む): 682732800

約数和(自身を除く): 467306520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 115, 120, 138, 178, 184, 230, 267, 276, 345, 356, 445, 460, 534, 552, 690, 712, 877, 890, 920, 1068, 1335, 1380, 1754, 1780, 2047, 2136, 2631, 2670, 2760, 3508, 3560, 4094, 4385, 5262, 5340, 6141, 7016, 8188, 8770, 10235, 10524, 10680, 12282, 13155, 16376, 17540, 20171, 20470, 21048, 24564, 26310, 30705, 35080, 40342, 40940, 49128, 52620, 60513, 61410, 78053, 80684, 81880, 100855, 105240, 121026, 122820, 156106, 161368, 201710, 234159, 242052, 245640, 302565, 312212, 390265, 403420, 468318, 484104, 605130, 624424, 780530, 806840, 936636, 1170795, 1210260, 1561060, 1795219, 1873272, 2341590, 2420520, 3122120, 3590438, 4683180, 5385657, 7180876, 8976095, 9366360, 10771314, 14361752, 17952190, 21542628, 26928285, 35904380, 43085256, 53856570, 71808760, 107713140, 215426280]

約数ペア:

[(1, 215426280), (2, 107713140), (3, 71808760), (4, 53856570), (5, 43085256), (6, 35904380), (8, 26928285), (10, 21542628), (12, 17952190), (15, 14361752), (20, 10771314), (23, 9366360), (24, 8976095), (30, 7180876), (40, 5385657), (46, 4683180), (60, 3590438), (69, 3122120), (89, 2420520), (92, 2341590), (115, 1873272), (120, 1795219), (138, 1561060), (178, 1210260), (184, 1170795), (230, 936636), (267, 806840), (276, 780530), (345, 624424), (356, 605130), (445, 484104), (460, 468318), (534, 403420), (552, 390265), (690, 312212), (712, 302565), (877, 245640), (890, 242052), (920, 234159), (1068, 201710), (1335, 161368), (1380, 156106), (1754, 122820), (1780, 121026), (2047, 105240), (2136, 100855), (2631, 81880), (2670, 80684), (2760, 78053), (3508, 61410), (3560, 60513), (4094, 52620), (4385, 49128), (5262, 40940), (5340, 40342), (6141, 35080), (7016, 30705), (8188, 26310), (8770, 24564), (10235, 21048), (10524, 20470), (10680, 20171), (12282, 17540), (13155, 16376)]