261050040

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 192

約数和(自身を含む): 891596160

約数和(自身を除く): 630546120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 107, 108, 120, 135, 162, 180, 214, 216, 243, 251, 270, 321, 324, 360, 405, 428, 486, 502, 535, 540, 642, 648, 753, 810, 856, 963, 972, 1004, 1070, 1080, 1215, 1255, 1284, 1506, 1605, 1620, 1926, 1944, 2008, 2140, 2259, 2430, 2510, 2568, 2889, 3012, 3210, 3240, 3765, 3852, 4280, 4518, 4815, 4860, 5020, 5778, 6024, 6420, 6777, 7530, 7704, 8667, 9036, 9630, 9720, 10040, 11295, 11556, 12840, 13554, 14445, 15060, 17334, 18072, 19260, 20331, 22590, 23112, 26001, 26857, 27108, 28890, 30120, 33885, 34668, 38520, 40662, 43335, 45180, 52002, 53714, 54216, 57780, 60993, 67770, 69336, 80571, 81324, 86670, 90360, 101655, 104004, 107428, 115560, 121986, 130005, 134285, 135540, 161142, 162648, 173340, 203310, 208008, 214856, 241713, 243972, 260010, 268570, 271080, 304965, 322284, 346680, 402855, 406620, 483426, 487944, 520020, 537140, 609930, 644568, 725139, 805710, 813240, 966852, 1040040, 1074280, 1208565, 1219860, 1450278, 1611420, 1933704, 2175417, 2417130, 2439720, 2900556, 3222840, 3625695, 4350834, 4834260, 5801112, 6526251, 7251390, 8701668, 9668520, 10877085, 13052502, 14502780, 17403336, 21754170, 26105004, 29005560, 32631255, 43508340, 52210008, 65262510, 87016680, 130525020, 261050040]

約数ペア:

[(1, 261050040), (2, 130525020), (3, 87016680), (4, 65262510), (5, 52210008), (6, 43508340), (8, 32631255), (9, 29005560), (10, 26105004), (12, 21754170), (15, 17403336), (18, 14502780), (20, 13052502), (24, 10877085), (27, 9668520), (30, 8701668), (36, 7251390), (40, 6526251), (45, 5801112), (54, 4834260), (60, 4350834), (72, 3625695), (81, 3222840), (90, 2900556), (107, 2439720), (108, 2417130), (120, 2175417), (135, 1933704), (162, 1611420), (180, 1450278), (214, 1219860), (216, 1208565), (243, 1074280), (251, 1040040), (270, 966852), (321, 813240), (324, 805710), (360, 725139), (405, 644568), (428, 609930), (486, 537140), (502, 520020), (535, 487944), (540, 483426), (642, 406620), (648, 402855), (753, 346680), (810, 322284), (856, 304965), (963, 271080), (972, 268570), (1004, 260010), (1070, 243972), (1080, 241713), (1215, 214856), (1255, 208008), (1284, 203310), (1506, 173340), (1605, 162648), (1620, 161142), (1926, 135540), (1944, 134285), (2008, 130005), (2140, 121986), (2259, 115560), (2430, 107428), (2510, 104004), (2568, 101655), (2889, 90360), (3012, 86670), (3210, 81324), (3240, 80571), (3765, 69336), (3852, 67770), (4280, 60993), (4518, 57780), (4815, 54216), (4860, 53714), (5020, 52002), (5778, 45180), (6024, 43335), (6420, 40662), (6777, 38520), (7530, 34668), (7704, 33885), (8667, 30120), (9036, 28890), (9630, 27108), (9720, 26857), (10040, 26001), (11295, 23112), (11556, 22590), (12840, 20331), (13554, 19260), (14445, 18072), (15060, 17334)]