27647280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 102136320

約数和(自身を除く): 74489040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 43, 45, 47, 48, 57, 60, 72, 76, 80, 86, 90, 94, 95, 114, 120, 129, 141, 144, 152, 171, 172, 180, 188, 190, 215, 228, 235, 240, 258, 282, 285, 304, 342, 344, 360, 376, 380, 387, 423, 430, 456, 470, 516, 564, 570, 645, 684, 688, 705, 720, 752, 760, 774, 817, 846, 855, 860, 893, 912, 940, 1032, 1128, 1140, 1290, 1368, 1410, 1520, 1548, 1634, 1692, 1710, 1720, 1786, 1880, 1935, 2021, 2064, 2115, 2256, 2280, 2451, 2580, 2679, 2736, 2820, 3096, 3268, 3384, 3420, 3440, 3572, 3760, 3870, 4042, 4085, 4230, 4465, 4560, 4902, 5160, 5358, 5640, 6063, 6192, 6536, 6768, 6840, 7144, 7353, 7740, 8037, 8084, 8170, 8460, 8930, 9804, 10105, 10320, 10716, 11280, 12126, 12255, 13072, 13395, 13680, 14288, 14706, 15480, 16074, 16168, 16340, 16920, 17860, 18189, 19608, 20210, 21432, 24252, 24510, 26790, 29412, 30315, 30960, 32148, 32336, 32680, 33840, 35720, 36378, 36765, 38399, 39216, 40185, 40420, 42864, 48504, 49020, 53580, 58824, 60630, 64296, 65360, 71440, 72756, 73530, 76798, 80370, 80840, 90945, 97008, 98040, 107160, 115197, 117648, 121260, 128592, 145512, 147060, 153596, 160740, 161680, 181890, 191995, 196080, 214320, 230394, 242520, 291024, 294120, 307192, 321480, 345591, 363780, 383990, 460788, 485040, 575985, 588240, 614384, 642960, 691182, 727560, 767980, 921576, 1151970, 1382364, 1455120, 1535960, 1727955, 1843152, 2303940, 2764728, 3071920, 3455910, 4607880, 5529456, 6911820, 9215760, 13823640, 27647280]

約数ペア:

[(1, 27647280), (2, 13823640), (3, 9215760), (4, 6911820), (5, 5529456), (6, 4607880), (8, 3455910), (9, 3071920), (10, 2764728), (12, 2303940), (15, 1843152), (16, 1727955), (18, 1535960), (19, 1455120), (20, 1382364), (24, 1151970), (30, 921576), (36, 767980), (38, 727560), (40, 691182), (43, 642960), (45, 614384), (47, 588240), (48, 575985), (57, 485040), (60, 460788), (72, 383990), (76, 363780), (80, 345591), (86, 321480), (90, 307192), (94, 294120), (95, 291024), (114, 242520), (120, 230394), (129, 214320), (141, 196080), (144, 191995), (152, 181890), (171, 161680), (172, 160740), (180, 153596), (188, 147060), (190, 145512), (215, 128592), (228, 121260), (235, 117648), (240, 115197), (258, 107160), (282, 98040), (285, 97008), (304, 90945), (342, 80840), (344, 80370), (360, 76798), (376, 73530), (380, 72756), (387, 71440), (423, 65360), (430, 64296), (456, 60630), (470, 58824), (516, 53580), (564, 49020), (570, 48504), (645, 42864), (684, 40420), (688, 40185), (705, 39216), (720, 38399), (752, 36765), (760, 36378), (774, 35720), (817, 33840), (846, 32680), (855, 32336), (860, 32148), (893, 30960), (912, 30315), (940, 29412), (1032, 26790), (1128, 24510), (1140, 24252), (1290, 21432), (1368, 20210), (1410, 19608), (1520, 18189), (1548, 17860), (1634, 16920), (1692, 16340), (1710, 16168), (1720, 16074), (1786, 15480), (1880, 14706), (1935, 14288), (2021, 13680), (2064, 13395), (2115, 13072), (2256, 12255), (2280, 12126), (2451, 11280), (2580, 10716), (2679, 10320), (2736, 10105), (2820, 9804), (3096, 8930), (3268, 8460), (3384, 8170), (3420, 8084), (3440, 8037), (3572, 7740), (3760, 7353), (3870, 7144), (4042, 6840), (4085, 6768), (4230, 6536), (4465, 6192), (4560, 6063), (4902, 5640), (5160, 5358)]