542878980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2999}}^1$

素因数の和:3449

約数の個数: 96

約数和(自身を含む): 1741824000

約数和(自身を除く): 1198945020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 862, 1293, 1724, 2155, 2586, 2999, 3017, 4310, 5172, 5998, 6034, 6465, 8620, 8997, 9051, 11996, 12068, 12930, 14995, 15085, 17994, 18102, 20993, 25860, 29990, 30170, 35988, 36204, 41986, 44985, 45255, 59980, 60340, 62979, 83972, 89970, 90510, 104965, 125958, 179940, 181020, 209930, 251916, 314895, 419860, 629790, 1259580, 1292569, 2585138, 3877707, 5170276, 6462845, 7755414, 9047983, 12925690, 15510828, 18095966, 19388535, 25851380, 27143949, 36191932, 38777070, 45239915, 54287898, 77554140, 90479830, 108575796, 135719745, 180959660, 271439490, 542878980]

約数ペア:

[(1, 542878980), (2, 271439490), (3, 180959660), (4, 135719745), (5, 108575796), (6, 90479830), (7, 77554140), (10, 54287898), (12, 45239915), (14, 38777070), (15, 36191932), (20, 27143949), (21, 25851380), (28, 19388535), (30, 18095966), (35, 15510828), (42, 12925690), (60, 9047983), (70, 7755414), (84, 6462845), (105, 5170276), (140, 3877707), (210, 2585138), (420, 1292569), (431, 1259580), (862, 629790), (1293, 419860), (1724, 314895), (2155, 251916), (2586, 209930), (2999, 181020), (3017, 179940), (4310, 125958), (5172, 104965), (5998, 90510), (6034, 89970), (6465, 83972), (8620, 62979), (8997, 60340), (9051, 59980), (11996, 45255), (12068, 44985), (12930, 41986), (14995, 36204), (15085, 35988), (17994, 30170), (18102, 29990), (20993, 25860)]