65520420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2229

約数の個数: 96

約数和(自身を含む): 212636928

約数和(自身を除く): 147116508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 420, 438, 511, 730, 876, 1022, 1095, 1460, 1533, 2044, 2137, 2190, 2555, 3066, 4274, 4380, 5110, 6132, 6411, 7665, 8548, 10220, 10685, 12822, 14959, 15330, 21370, 25644, 29918, 30660, 32055, 42740, 44877, 59836, 64110, 74795, 89754, 128220, 149590, 156001, 179508, 224385, 299180, 312002, 448770, 468003, 624004, 780005, 897540, 936006, 1092007, 1560010, 1872012, 2184014, 2340015, 3120020, 3276021, 4368028, 4680030, 5460035, 6552042, 9360060, 10920070, 13104084, 16380105, 21840140, 32760210, 65520420]

約数ペア:

[(1, 65520420), (2, 32760210), (3, 21840140), (4, 16380105), (5, 13104084), (6, 10920070), (7, 9360060), (10, 6552042), (12, 5460035), (14, 4680030), (15, 4368028), (20, 3276021), (21, 3120020), (28, 2340015), (30, 2184014), (35, 1872012), (42, 1560010), (60, 1092007), (70, 936006), (73, 897540), (84, 780005), (105, 624004), (140, 468003), (146, 448770), (210, 312002), (219, 299180), (292, 224385), (365, 179508), (420, 156001), (438, 149590), (511, 128220), (730, 89754), (876, 74795), (1022, 64110), (1095, 59836), (1460, 44877), (1533, 42740), (2044, 32055), (2137, 30660), (2190, 29918), (2555, 25644), (3066, 21370), (4274, 15330), (4380, 14959), (5110, 12822), (6132, 10685), (6411, 10220), (7665, 8548)]