218875440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6857}}^1$

素因数の和:6899

約数の個数: 160

約数和(自身を含む): 816376320

約数和(自身を除く): 597500880

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, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 6857, 7980, 10640, 13714, 15960, 20571, 27428, 31920, 34285, 41142, 47999, 54856, 68570, 82284, 95998, 102855, 109712, 130283, 137140, 143997, 164568, 191996, 205710, 239995, 260566, 274280, 287994, 329136, 383992, 390849, 411420, 479990, 521132, 548560, 575988, 651415, 719985, 767984, 781698, 822840, 911981, 959980, 1042264, 1151976, 1302830, 1439970, 1563396, 1645680, 1823962, 1919960, 1954245, 2084528, 2303952, 2605660, 2735943, 2879940, 3126792, 3647924, 3839920, 3908490, 4559905, 5211320, 5471886, 5759880, 6253584, 7295848, 7816980, 9119810, 10422640, 10943772, 11519760, 13679715, 14591696, 15633960, 18239620, 21887544, 27359430, 31267920, 36479240, 43775088, 54718860, 72958480, 109437720, 218875440]

約数ペア:

[(1, 218875440), (2, 109437720), (3, 72958480), (4, 54718860), (5, 43775088), (6, 36479240), (7, 31267920), (8, 27359430), (10, 21887544), (12, 18239620), (14, 15633960), (15, 14591696), (16, 13679715), (19, 11519760), (20, 10943772), (21, 10422640), (24, 9119810), (28, 7816980), (30, 7295848), (35, 6253584), (38, 5759880), (40, 5471886), (42, 5211320), (48, 4559905), (56, 3908490), (57, 3839920), (60, 3647924), (70, 3126792), (76, 2879940), (80, 2735943), (84, 2605660), (95, 2303952), (105, 2084528), (112, 1954245), (114, 1919960), (120, 1823962), (133, 1645680), (140, 1563396), (152, 1439970), (168, 1302830), (190, 1151976), (210, 1042264), (228, 959980), (240, 911981), (266, 822840), (280, 781698), (285, 767984), (304, 719985), (336, 651415), (380, 575988), (399, 548560), (420, 521132), (456, 479990), (532, 411420), (560, 390849), (570, 383992), (665, 329136), (760, 287994), (798, 274280), (840, 260566), (912, 239995), (1064, 205710), (1140, 191996), (1330, 164568), (1520, 143997), (1596, 137140), (1680, 130283), (1995, 109712), (2128, 102855), (2280, 95998), (2660, 82284), (3192, 68570), (3990, 54856), (4560, 47999), (5320, 41142), (6384, 34285), (6857, 31920), (7980, 27428), (10640, 20571), (13714, 15960)]