319189920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 288

約数和(自身を含む): 1201749696

約数和(自身を除く): 882559776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 49, 56, 60, 70, 80, 82, 84, 96, 98, 105, 112, 120, 123, 140, 147, 160, 164, 168, 196, 205, 210, 224, 240, 245, 246, 280, 287, 294, 328, 331, 336, 392, 410, 420, 480, 490, 492, 560, 574, 588, 615, 656, 662, 672, 735, 784, 820, 840, 861, 980, 984, 993, 1120, 1148, 1176, 1230, 1312, 1324, 1435, 1470, 1568, 1640, 1655, 1680, 1722, 1960, 1968, 1986, 2009, 2296, 2317, 2352, 2460, 2648, 2870, 2940, 3280, 3310, 3360, 3444, 3920, 3936, 3972, 4018, 4305, 4592, 4634, 4704, 4920, 4965, 5296, 5740, 5880, 6027, 6560, 6620, 6888, 6951, 7840, 7944, 8036, 8610, 9184, 9268, 9840, 9930, 10045, 10592, 11480, 11585, 11760, 12054, 13240, 13571, 13776, 13902, 15888, 16072, 16219, 17220, 18536, 19680, 19860, 20090, 22960, 23170, 23520, 24108, 26480, 27142, 27552, 27804, 30135, 31776, 32144, 32438, 34440, 34755, 37072, 39720, 40180, 40713, 45920, 46340, 48216, 48657, 52960, 54284, 55608, 60270, 64288, 64876, 67855, 68880, 69510, 74144, 79440, 80360, 81095, 81426, 92680, 94997, 96432, 97314, 108568, 111216, 120540, 129752, 135710, 137760, 139020, 158880, 160720, 162190, 162852, 185360, 189994, 192864, 194628, 203565, 217136, 222432, 241080, 243285, 259504, 271420, 278040, 284991, 321440, 324380, 325704, 370720, 379988, 389256, 407130, 434272, 474985, 482160, 486570, 519008, 542840, 556080, 569982, 648760, 651408, 664979, 759976, 778512, 814260, 949970, 964320, 973140, 1085680, 1112160, 1139964, 1297520, 1302816, 1329958, 1424955, 1519952, 1557024, 1628520, 1899940, 1946280, 1994937, 2171360, 2279928, 2595040, 2659916, 2849910, 3039904, 3257040, 3324895, 3799880, 3892560, 3989874, 4559856, 5319832, 5699820, 6514080, 6649790, 7599760, 7785120, 7979748, 9119712, 9974685, 10639664, 11399640, 13299580, 15199520, 15959496, 19949370, 21279328, 22799280, 26599160, 31918992, 39898740, 45598560, 53198320, 63837984, 79797480, 106396640, 159594960, 319189920]

約数ペア:

[(1, 319189920), (2, 159594960), (3, 106396640), (4, 79797480), (5, 63837984), (6, 53198320), (7, 45598560), (8, 39898740), (10, 31918992), (12, 26599160), (14, 22799280), (15, 21279328), (16, 19949370), (20, 15959496), (21, 15199520), (24, 13299580), (28, 11399640), (30, 10639664), (32, 9974685), (35, 9119712), (40, 7979748), (41, 7785120), (42, 7599760), (48, 6649790), (49, 6514080), (56, 5699820), (60, 5319832), (70, 4559856), (80, 3989874), (82, 3892560), (84, 3799880), (96, 3324895), (98, 3257040), (105, 3039904), (112, 2849910), (120, 2659916), (123, 2595040), (140, 2279928), (147, 2171360), (160, 1994937), (164, 1946280), (168, 1899940), (196, 1628520), (205, 1557024), (210, 1519952), (224, 1424955), (240, 1329958), (245, 1302816), (246, 1297520), (280, 1139964), (287, 1112160), (294, 1085680), (328, 973140), (331, 964320), (336, 949970), (392, 814260), (410, 778512), (420, 759976), (480, 664979), (490, 651408), (492, 648760), (560, 569982), (574, 556080), (588, 542840), (615, 519008), (656, 486570), (662, 482160), (672, 474985), (735, 434272), (784, 407130), (820, 389256), (840, 379988), (861, 370720), (980, 325704), (984, 324380), (993, 321440), (1120, 284991), (1148, 278040), (1176, 271420), (1230, 259504), (1312, 243285), (1324, 241080), (1435, 222432), (1470, 217136), (1568, 203565), (1640, 194628), (1655, 192864), (1680, 189994), (1722, 185360), (1960, 162852), (1968, 162190), (1986, 160720), (2009, 158880), (2296, 139020), (2317, 137760), (2352, 135710), (2460, 129752), (2648, 120540), (2870, 111216), (2940, 108568), (3280, 97314), (3310, 96432), (3360, 94997), (3444, 92680), (3920, 81426), (3936, 81095), (3972, 80360), (4018, 79440), (4305, 74144), (4592, 69510), (4634, 68880), (4704, 67855), (4920, 64876), (4965, 64288), (5296, 60270), (5740, 55608), (5880, 54284), (6027, 52960), (6560, 48657), (6620, 48216), (6888, 46340), (6951, 45920), (7840, 40713), (7944, 40180), (8036, 39720), (8610, 37072), (9184, 34755), (9268, 34440), (9840, 32438), (9930, 32144), (10045, 31776), (10592, 30135), (11480, 27804), (11585, 27552), (11760, 27142), (12054, 26480), (13240, 24108), (13571, 23520), (13776, 23170), (13902, 22960), (15888, 20090), (16072, 19860), (16219, 19680), (17220, 18536)]