1621289520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{250199}}^1$

素因数の和:250224

約数の個数: 100

約数和(自身を含む): 5631001200

約数和(自身を除く): 4009711680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 250199, 500398, 750597, 1000796, 1250995, 1501194, 2001592, 2251791, 2501990, 3002388, 3752985, 4003184, 4503582, 5003980, 6004776, 6755373, 7505970, 9007164, 10007960, 11258955, 12009552, 13510746, 15011940, 18014328, 20015920, 20266119, 22517910, 27021492, 30023880, 33776865, 36028656, 40532238, 45035820, 54042984, 60047760, 67553730, 81064476, 90071640, 101330595, 108085968, 135107460, 162128952, 180143280, 202661190, 270214920, 324257904, 405322380, 540429840, 810644760, 1621289520]

約数ペア:

[(1, 1621289520), (2, 810644760), (3, 540429840), (4, 405322380), (5, 324257904), (6, 270214920), (8, 202661190), (9, 180143280), (10, 162128952), (12, 135107460), (15, 108085968), (16, 101330595), (18, 90071640), (20, 81064476), (24, 67553730), (27, 60047760), (30, 54042984), (36, 45035820), (40, 40532238), (45, 36028656), (48, 33776865), (54, 30023880), (60, 27021492), (72, 22517910), (80, 20266119), (81, 20015920), (90, 18014328), (108, 15011940), (120, 13510746), (135, 12009552), (144, 11258955), (162, 10007960), (180, 9007164), (216, 7505970), (240, 6755373), (270, 6004776), (324, 5003980), (360, 4503582), (405, 4003184), (432, 3752985), (540, 3002388), (648, 2501990), (720, 2251791), (810, 2001592), (1080, 1501194), (1296, 1250995), (1620, 1000796), (2160, 750597), (3240, 500398), (6480, 250199)]