1207789020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{347}}^1$

素因数の和:740

約数の個数: 144

約数和(自身を含む): 3746197728

約数和(自身を除く): 2538408708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 317, 347, 366, 549, 610, 634, 694, 732, 915, 951, 1041, 1098, 1220, 1268, 1388, 1585, 1735, 1830, 1902, 2082, 2196, 2745, 2853, 3123, 3170, 3470, 3660, 3804, 4164, 4755, 5205, 5490, 5706, 6246, 6340, 6940, 9510, 10410, 10980, 11412, 12492, 14265, 15615, 19020, 19337, 20820, 21167, 28530, 31230, 38674, 42334, 57060, 58011, 62460, 63501, 77348, 84668, 96685, 105835, 109999, 116022, 127002, 174033, 190503, 193370, 211670, 219998, 232044, 254004, 290055, 317505, 329997, 348066, 381006, 386740, 423340, 439996, 549995, 580110, 635010, 659994, 696132, 762012, 870165, 952515, 989991, 1099990, 1160220, 1270020, 1319988, 1649985, 1740330, 1905030, 1979982, 2199980, 3299970, 3480660, 3810060, 3959964, 4949955, 6599940, 6709939, 9899910, 13419878, 19799820, 20129817, 26839756, 33549695, 40259634, 60389451, 67099390, 80519268, 100649085, 120778902, 134198780, 201298170, 241557804, 301947255, 402596340, 603894510, 1207789020]

約数ペア:

[(1, 1207789020), (2, 603894510), (3, 402596340), (4, 301947255), (5, 241557804), (6, 201298170), (9, 134198780), (10, 120778902), (12, 100649085), (15, 80519268), (18, 67099390), (20, 60389451), (30, 40259634), (36, 33549695), (45, 26839756), (60, 20129817), (61, 19799820), (90, 13419878), (122, 9899910), (180, 6709939), (183, 6599940), (244, 4949955), (305, 3959964), (317, 3810060), (347, 3480660), (366, 3299970), (549, 2199980), (610, 1979982), (634, 1905030), (694, 1740330), (732, 1649985), (915, 1319988), (951, 1270020), (1041, 1160220), (1098, 1099990), (1220, 989991), (1268, 952515), (1388, 870165), (1585, 762012), (1735, 696132), (1830, 659994), (1902, 635010), (2082, 580110), (2196, 549995), (2745, 439996), (2853, 423340), (3123, 386740), (3170, 381006), (3470, 348066), (3660, 329997), (3804, 317505), (4164, 290055), (4755, 254004), (5205, 232044), (5490, 219998), (5706, 211670), (6246, 193370), (6340, 190503), (6940, 174033), (9510, 127002), (10410, 116022), (10980, 109999), (11412, 105835), (12492, 96685), (14265, 84668), (15615, 77348), (19020, 63501), (19337, 62460), (20820, 58011), (21167, 57060), (28530, 42334), (31230, 38674)]