319490640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{63391}}^1$

素因数の和:63417

約数の個数: 120

約数和(自身を含む): 1226254848

約数和(自身を除く): 906764208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 63391, 126782, 190173, 253564, 316955, 380346, 443737, 507128, 570519, 633910, 760692, 887474, 950865, 1014256, 1141038, 1267820, 1331211, 1521384, 1774948, 1901730, 2218685, 2282076, 2535640, 2662422, 2852595, 3042768, 3549896, 3803460, 3993633, 4437370, 4564152, 5071280, 5324844, 5705190, 6656055, 7099792, 7606920, 7987266, 8874740, 9128304, 10649688, 11410380, 13312110, 15213840, 15974532, 17749480, 19968165, 21299376, 22820760, 26624220, 31949064, 35498960, 39936330, 45641520, 53248440, 63898128, 79872660, 106496880, 159745320, 319490640]

約数ペア:

[(1, 319490640), (2, 159745320), (3, 106496880), (4, 79872660), (5, 63898128), (6, 53248440), (7, 45641520), (8, 39936330), (9, 35498960), (10, 31949064), (12, 26624220), (14, 22820760), (15, 21299376), (16, 19968165), (18, 17749480), (20, 15974532), (21, 15213840), (24, 13312110), (28, 11410380), (30, 10649688), (35, 9128304), (36, 8874740), (40, 7987266), (42, 7606920), (45, 7099792), (48, 6656055), (56, 5705190), (60, 5324844), (63, 5071280), (70, 4564152), (72, 4437370), (80, 3993633), (84, 3803460), (90, 3549896), (105, 3042768), (112, 2852595), (120, 2662422), (126, 2535640), (140, 2282076), (144, 2218685), (168, 1901730), (180, 1774948), (210, 1521384), (240, 1331211), (252, 1267820), (280, 1141038), (315, 1014256), (336, 950865), (360, 887474), (420, 760692), (504, 633910), (560, 570519), (630, 507128), (720, 443737), (840, 380346), (1008, 316955), (1260, 253564), (1680, 190173), (2520, 126782), (5040, 63391)]