2581879440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4643}}^1$

素因数の和:4997

約数の個数: 160

約数和(自身を含む): 9176841216

約数和(自身を除く): 6594961776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 331, 336, 420, 560, 662, 840, 993, 1324, 1655, 1680, 1986, 2317, 2648, 3310, 3972, 4634, 4643, 4965, 5296, 6620, 6951, 7944, 9268, 9286, 9930, 11585, 13240, 13902, 13929, 15888, 18536, 18572, 19860, 23170, 23215, 26480, 27804, 27858, 32501, 34755, 37072, 37144, 39720, 46340, 46430, 55608, 55716, 65002, 69510, 69645, 74288, 79440, 92680, 92860, 97503, 111216, 111432, 130004, 139020, 139290, 162505, 185360, 185720, 195006, 222864, 260008, 278040, 278580, 325010, 371440, 390012, 487515, 520016, 556080, 557160, 650020, 780024, 975030, 1114320, 1300040, 1536833, 1560048, 1950060, 2600080, 3073666, 3900120, 4610499, 6147332, 7684165, 7800240, 9220998, 10757831, 12294664, 15368330, 18441996, 21515662, 23052495, 24589328, 30736660, 32273493, 36883992, 43031324, 46104990, 53789155, 61473320, 64546986, 73767984, 86062648, 92209980, 107578310, 122946640, 129093972, 161367465, 172125296, 184419960, 215156620, 258187944, 322734930, 368839920, 430313240, 516375888, 645469860, 860626480, 1290939720, 2581879440]

約数ペア:

[(1, 2581879440), (2, 1290939720), (3, 860626480), (4, 645469860), (5, 516375888), (6, 430313240), (7, 368839920), (8, 322734930), (10, 258187944), (12, 215156620), (14, 184419960), (15, 172125296), (16, 161367465), (20, 129093972), (21, 122946640), (24, 107578310), (28, 92209980), (30, 86062648), (35, 73767984), (40, 64546986), (42, 61473320), (48, 53789155), (56, 46104990), (60, 43031324), (70, 36883992), (80, 32273493), (84, 30736660), (105, 24589328), (112, 23052495), (120, 21515662), (140, 18441996), (168, 15368330), (210, 12294664), (240, 10757831), (280, 9220998), (331, 7800240), (336, 7684165), (420, 6147332), (560, 4610499), (662, 3900120), (840, 3073666), (993, 2600080), (1324, 1950060), (1655, 1560048), (1680, 1536833), (1986, 1300040), (2317, 1114320), (2648, 975030), (3310, 780024), (3972, 650020), (4634, 557160), (4643, 556080), (4965, 520016), (5296, 487515), (6620, 390012), (6951, 371440), (7944, 325010), (9268, 278580), (9286, 278040), (9930, 260008), (11585, 222864), (13240, 195006), (13902, 185720), (13929, 185360), (15888, 162505), (18536, 139290), (18572, 139020), (19860, 130004), (23170, 111432), (23215, 111216), (26480, 97503), (27804, 92860), (27858, 92680), (32501, 79440), (34755, 74288), (37072, 69645), (37144, 69510), (39720, 65002), (46340, 55716), (46430, 55608)]