40289760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{571}}^1$

素因数の和:606

約数の個数: 216

約数和(自身を含む): 160216056

約数和(自身を除く): 119926296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 571, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1142, 1176, 1260, 1440, 1470, 1568, 1680, 1713, 1764, 1960, 2016, 2205, 2284, 2352, 2520, 2855, 2940, 3360, 3426, 3528, 3920, 3997, 4410, 4568, 4704, 5040, 5139, 5710, 5880, 6852, 7056, 7840, 7994, 8565, 8820, 9136, 10080, 10278, 11420, 11760, 11991, 13704, 14112, 15988, 17130, 17640, 18272, 19985, 20556, 22840, 23520, 23982, 25695, 27408, 27979, 31976, 34260, 35280, 35973, 39970, 41112, 45680, 47964, 51390, 54816, 55958, 59955, 63952, 68520, 70560, 71946, 79940, 82224, 83937, 91360, 95928, 102780, 111916, 119910, 127904, 137040, 139895, 143892, 159880, 164448, 167874, 179865, 191856, 205560, 223832, 239820, 251811, 274080, 279790, 287784, 319760, 335748, 359730, 383712, 411120, 419685, 447664, 479640, 503622, 559580, 575568, 639520, 671496, 719460, 822240, 839370, 895328, 959280, 1007244, 1119160, 1151136, 1259055, 1342992, 1438920, 1678740, 1918560, 2014488, 2238320, 2518110, 2685984, 2877840, 3357480, 4028976, 4476640, 5036220, 5755680, 6714960, 8057952, 10072440, 13429920, 20144880, 40289760]

約数ペア:

[(1, 40289760), (2, 20144880), (3, 13429920), (4, 10072440), (5, 8057952), (6, 6714960), (7, 5755680), (8, 5036220), (9, 4476640), (10, 4028976), (12, 3357480), (14, 2877840), (15, 2685984), (16, 2518110), (18, 2238320), (20, 2014488), (21, 1918560), (24, 1678740), (28, 1438920), (30, 1342992), (32, 1259055), (35, 1151136), (36, 1119160), (40, 1007244), (42, 959280), (45, 895328), (48, 839370), (49, 822240), (56, 719460), (60, 671496), (63, 639520), (70, 575568), (72, 559580), (80, 503622), (84, 479640), (90, 447664), (96, 419685), (98, 411120), (105, 383712), (112, 359730), (120, 335748), (126, 319760), (140, 287784), (144, 279790), (147, 274080), (160, 251811), (168, 239820), (180, 223832), (196, 205560), (210, 191856), (224, 179865), (240, 167874), (245, 164448), (252, 159880), (280, 143892), (288, 139895), (294, 137040), (315, 127904), (336, 119910), (360, 111916), (392, 102780), (420, 95928), (441, 91360), (480, 83937), (490, 82224), (504, 79940), (560, 71946), (571, 70560), (588, 68520), (630, 63952), (672, 59955), (720, 55958), (735, 54816), (784, 51390), (840, 47964), (882, 45680), (980, 41112), (1008, 39970), (1120, 35973), (1142, 35280), (1176, 34260), (1260, 31976), (1440, 27979), (1470, 27408), (1568, 25695), (1680, 23982), (1713, 23520), (1764, 22840), (1960, 20556), (2016, 19985), (2205, 18272), (2284, 17640), (2352, 17130), (2520, 15988), (2855, 14112), (2940, 13704), (3360, 11991), (3426, 11760), (3528, 11420), (3920, 10278), (3997, 10080), (4410, 9136), (4568, 8820), (4704, 8565), (5040, 7994), (5139, 7840), (5710, 7056), (5880, 6852)]