216718920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54727}}^1$

素因数の和:54755

約数の個数: 96

約数和(自身を含む): 768381120

約数和(自身を除く): 551662200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 54727, 109454, 164181, 218908, 273635, 328362, 437816, 492543, 547270, 601997, 656724, 820905, 985086, 1094540, 1203994, 1313448, 1641810, 1805991, 1970172, 2189080, 2407988, 2462715, 3009985, 3283620, 3611982, 3940344, 4815976, 4925430, 5417973, 6019970, 6567240, 7223964, 9029955, 9850860, 10835946, 12039940, 14447928, 18059910, 19701720, 21671892, 24079880, 27089865, 36119820, 43343784, 54179730, 72239640, 108359460, 216718920]

約数ペア:

[(1, 216718920), (2, 108359460), (3, 72239640), (4, 54179730), (5, 43343784), (6, 36119820), (8, 27089865), (9, 24079880), (10, 21671892), (11, 19701720), (12, 18059910), (15, 14447928), (18, 12039940), (20, 10835946), (22, 9850860), (24, 9029955), (30, 7223964), (33, 6567240), (36, 6019970), (40, 5417973), (44, 4925430), (45, 4815976), (55, 3940344), (60, 3611982), (66, 3283620), (72, 3009985), (88, 2462715), (90, 2407988), (99, 2189080), (110, 1970172), (120, 1805991), (132, 1641810), (165, 1313448), (180, 1203994), (198, 1094540), (220, 985086), (264, 820905), (330, 656724), (360, 601997), (396, 547270), (440, 492543), (495, 437816), (660, 328362), (792, 273635), (990, 218908), (1320, 164181), (1980, 109454), (3960, 54727)]