400583818180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{306121}}^1$

素因数の和:306869

約数の個数: 96

約数和(自身を含む): 1036798479360

約数和(自身を除く): 636214661180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 719, 910, 1438, 1820, 2876, 3595, 5033, 7190, 9347, 10066, 14380, 18694, 20132, 25165, 37388, 46735, 50330, 65429, 93470, 100660, 130858, 186940, 261716, 306121, 327145, 612242, 654290, 1224484, 1308580, 1530605, 2142847, 3061210, 3979573, 4285694, 6122420, 7959146, 8571388, 10714235, 15918292, 19897865, 21428470, 27857011, 39795730, 42856940, 55714022, 79591460, 111428044, 139285055, 220100999, 278570110, 440201998, 557140220, 880403996, 1100504995, 1540706993, 2201009990, 2861312987, 3081413986, 4402019980, 5722625974, 6162827972, 7703534965, 11445251948, 14306564935, 15407069930, 20029190909, 28613129870, 30814139860, 40058381818, 57226259740, 80116763636, 100145954545, 200291909090, 400583818180]

約数ペア:

[(1, 400583818180), (2, 200291909090), (4, 100145954545), (5, 80116763636), (7, 57226259740), (10, 40058381818), (13, 30814139860), (14, 28613129870), (20, 20029190909), (26, 15407069930), (28, 14306564935), (35, 11445251948), (52, 7703534965), (65, 6162827972), (70, 5722625974), (91, 4402019980), (130, 3081413986), (140, 2861312987), (182, 2201009990), (260, 1540706993), (364, 1100504995), (455, 880403996), (719, 557140220), (910, 440201998), (1438, 278570110), (1820, 220100999), (2876, 139285055), (3595, 111428044), (5033, 79591460), (7190, 55714022), (9347, 42856940), (10066, 39795730), (14380, 27857011), (18694, 21428470), (20132, 19897865), (25165, 15918292), (37388, 10714235), (46735, 8571388), (50330, 7959146), (65429, 6122420), (93470, 4285694), (100660, 3979573), (130858, 3061210), (186940, 2142847), (261716, 1530605), (306121, 1308580), (327145, 1224484), (612242, 654290)]