13438320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 160

約数和(自身を含む): 50234880

約数和(自身を除く): 36796560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 421, 456, 532, 560, 570, 665, 760, 798, 840, 842, 912, 1064, 1140, 1263, 1330, 1520, 1596, 1680, 1684, 1995, 2105, 2128, 2280, 2526, 2660, 2947, 3192, 3368, 3990, 4210, 4560, 5052, 5320, 5894, 6315, 6384, 6736, 7980, 7999, 8420, 8841, 10104, 10640, 11788, 12630, 14735, 15960, 15998, 16840, 17682, 20208, 23576, 23997, 25260, 29470, 31920, 31996, 33680, 35364, 39995, 44205, 47152, 47994, 50520, 55993, 58940, 63992, 70728, 79990, 88410, 95988, 101040, 111986, 117880, 119985, 127984, 141456, 159980, 167979, 176820, 191976, 223972, 235760, 239970, 279965, 319960, 335958, 353640, 383952, 447944, 479940, 559930, 639920, 671916, 707280, 839895, 895888, 959880, 1119860, 1343832, 1679790, 1919760, 2239720, 2687664, 3359580, 4479440, 6719160, 13438320]

約数ペア:

[(1, 13438320), (2, 6719160), (3, 4479440), (4, 3359580), (5, 2687664), (6, 2239720), (7, 1919760), (8, 1679790), (10, 1343832), (12, 1119860), (14, 959880), (15, 895888), (16, 839895), (19, 707280), (20, 671916), (21, 639920), (24, 559930), (28, 479940), (30, 447944), (35, 383952), (38, 353640), (40, 335958), (42, 319960), (48, 279965), (56, 239970), (57, 235760), (60, 223972), (70, 191976), (76, 176820), (80, 167979), (84, 159980), (95, 141456), (105, 127984), (112, 119985), (114, 117880), (120, 111986), (133, 101040), (140, 95988), (152, 88410), (168, 79990), (190, 70728), (210, 63992), (228, 58940), (240, 55993), (266, 50520), (280, 47994), (285, 47152), (304, 44205), (336, 39995), (380, 35364), (399, 33680), (420, 31996), (421, 31920), (456, 29470), (532, 25260), (560, 23997), (570, 23576), (665, 20208), (760, 17682), (798, 16840), (840, 15998), (842, 15960), (912, 14735), (1064, 12630), (1140, 11788), (1263, 10640), (1330, 10104), (1520, 8841), (1596, 8420), (1680, 7999), (1684, 7980), (1995, 6736), (2105, 6384), (2128, 6315), (2280, 5894), (2526, 5320), (2660, 5052), (2947, 4560), (3192, 4210), (3368, 3990)]