87506720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 192

約数和(自身を含む): 255467520

約数和(自身を除く): 167960800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 43, 46, 56, 70, 79, 80, 86, 92, 112, 115, 140, 158, 160, 161, 172, 184, 215, 224, 230, 280, 301, 316, 322, 344, 368, 395, 430, 460, 553, 560, 602, 632, 644, 688, 736, 790, 805, 860, 920, 989, 1106, 1120, 1204, 1264, 1288, 1376, 1505, 1580, 1610, 1720, 1817, 1840, 1978, 2212, 2408, 2528, 2576, 2765, 3010, 3160, 3220, 3397, 3440, 3634, 3680, 3956, 4424, 4816, 4945, 5152, 5530, 6020, 6320, 6440, 6794, 6880, 6923, 7268, 7912, 8848, 9085, 9632, 9890, 11060, 12040, 12640, 12719, 12880, 13588, 13846, 14536, 15824, 16985, 17696, 18170, 19780, 22120, 23779, 24080, 25438, 25760, 27176, 27692, 29072, 31648, 33970, 34615, 36340, 39560, 44240, 47558, 48160, 50876, 54352, 55384, 58144, 63595, 67940, 69230, 72680, 78131, 79120, 88480, 95116, 101752, 108704, 110768, 118895, 127190, 135880, 138460, 145360, 156262, 158240, 190232, 203504, 221536, 237790, 254380, 271760, 276920, 290720, 312524, 380464, 390655, 407008, 475580, 508760, 543520, 546917, 553840, 625048, 760928, 781310, 951160, 1017520, 1093834, 1107680, 1250096, 1562620, 1902320, 2035040, 2187668, 2500192, 2734585, 3125240, 3804640, 4375336, 5469170, 6250480, 8750672, 10938340, 12500960, 17501344, 21876680, 43753360, 87506720]

約数ペア:

[(1, 87506720), (2, 43753360), (4, 21876680), (5, 17501344), (7, 12500960), (8, 10938340), (10, 8750672), (14, 6250480), (16, 5469170), (20, 4375336), (23, 3804640), (28, 3125240), (32, 2734585), (35, 2500192), (40, 2187668), (43, 2035040), (46, 1902320), (56, 1562620), (70, 1250096), (79, 1107680), (80, 1093834), (86, 1017520), (92, 951160), (112, 781310), (115, 760928), (140, 625048), (158, 553840), (160, 546917), (161, 543520), (172, 508760), (184, 475580), (215, 407008), (224, 390655), (230, 380464), (280, 312524), (301, 290720), (316, 276920), (322, 271760), (344, 254380), (368, 237790), (395, 221536), (430, 203504), (460, 190232), (553, 158240), (560, 156262), (602, 145360), (632, 138460), (644, 135880), (688, 127190), (736, 118895), (790, 110768), (805, 108704), (860, 101752), (920, 95116), (989, 88480), (1106, 79120), (1120, 78131), (1204, 72680), (1264, 69230), (1288, 67940), (1376, 63595), (1505, 58144), (1580, 55384), (1610, 54352), (1720, 50876), (1817, 48160), (1840, 47558), (1978, 44240), (2212, 39560), (2408, 36340), (2528, 34615), (2576, 33970), (2765, 31648), (3010, 29072), (3160, 27692), (3220, 27176), (3397, 25760), (3440, 25438), (3634, 24080), (3680, 23779), (3956, 22120), (4424, 19780), (4816, 18170), (4945, 17696), (5152, 16985), (5530, 15824), (6020, 14536), (6320, 13846), (6440, 13588), (6794, 12880), (6880, 12719), (6923, 12640), (7268, 12040), (7912, 11060), (8848, 9890), (9085, 9632)]