201719180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 474163200

約数和(自身を除く): 272444020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 127, 130, 149, 164, 205, 254, 260, 298, 410, 508, 533, 596, 635, 745, 820, 1066, 1270, 1490, 1651, 1937, 2132, 2540, 2665, 2980, 3302, 3874, 5207, 5330, 6109, 6604, 7748, 8255, 9685, 10414, 10660, 12218, 16510, 18923, 19370, 20828, 24436, 26035, 30545, 33020, 37846, 38740, 52070, 61090, 67691, 75692, 79417, 94615, 104140, 122180, 135382, 158834, 189230, 245999, 270764, 317668, 338455, 378460, 397085, 491998, 676910, 775843, 794170, 983996, 1229995, 1353820, 1551686, 1588340, 2459990, 3103372, 3879215, 4919980, 7758430, 10085959, 15516860, 20171918, 40343836, 50429795, 100859590, 201719180]

約数ペア:

[(1, 201719180), (2, 100859590), (4, 50429795), (5, 40343836), (10, 20171918), (13, 15516860), (20, 10085959), (26, 7758430), (41, 4919980), (52, 3879215), (65, 3103372), (82, 2459990), (127, 1588340), (130, 1551686), (149, 1353820), (164, 1229995), (205, 983996), (254, 794170), (260, 775843), (298, 676910), (410, 491998), (508, 397085), (533, 378460), (596, 338455), (635, 317668), (745, 270764), (820, 245999), (1066, 189230), (1270, 158834), (1490, 135382), (1651, 122180), (1937, 104140), (2132, 94615), (2540, 79417), (2665, 75692), (2980, 67691), (3302, 61090), (3874, 52070), (5207, 38740), (5330, 37846), (6109, 33020), (6604, 30545), (7748, 26035), (8255, 24436), (9685, 20828), (10414, 19370), (10660, 18923), (12218, 16510)]