68554260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 224864640

約数和(自身を除く): 156310380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 261, 276, 290, 345, 348, 414, 435, 460, 522, 571, 580, 667, 690, 828, 870, 1035, 1044, 1142, 1305, 1334, 1380, 1713, 1740, 2001, 2070, 2284, 2610, 2668, 2855, 3335, 3426, 4002, 4140, 5139, 5220, 5710, 6003, 6670, 6852, 8004, 8565, 10005, 10278, 11420, 12006, 13133, 13340, 16559, 17130, 20010, 20556, 24012, 25695, 26266, 30015, 33118, 34260, 39399, 40020, 49677, 51390, 52532, 60030, 65665, 66236, 78798, 82795, 99354, 102780, 118197, 120060, 131330, 149031, 157596, 165590, 196995, 198708, 236394, 248385, 262660, 298062, 331180, 380857, 393990, 472788, 496770, 590985, 596124, 745155, 761714, 787980, 993540, 1142571, 1181970, 1490310, 1523428, 1904285, 2285142, 2363940, 2980620, 3427713, 3808570, 4570284, 5712855, 6855426, 7617140, 11425710, 13710852, 17138565, 22851420, 34277130, 68554260]

約数ペア:

[(1, 68554260), (2, 34277130), (3, 22851420), (4, 17138565), (5, 13710852), (6, 11425710), (9, 7617140), (10, 6855426), (12, 5712855), (15, 4570284), (18, 3808570), (20, 3427713), (23, 2980620), (29, 2363940), (30, 2285142), (36, 1904285), (45, 1523428), (46, 1490310), (58, 1181970), (60, 1142571), (69, 993540), (87, 787980), (90, 761714), (92, 745155), (115, 596124), (116, 590985), (138, 496770), (145, 472788), (174, 393990), (180, 380857), (207, 331180), (230, 298062), (261, 262660), (276, 248385), (290, 236394), (345, 198708), (348, 196995), (414, 165590), (435, 157596), (460, 149031), (522, 131330), (571, 120060), (580, 118197), (667, 102780), (690, 99354), (828, 82795), (870, 78798), (1035, 66236), (1044, 65665), (1142, 60030), (1305, 52532), (1334, 51390), (1380, 49677), (1713, 40020), (1740, 39399), (2001, 34260), (2070, 33118), (2284, 30015), (2610, 26266), (2668, 25695), (2855, 24012), (3335, 20556), (3426, 20010), (4002, 17130), (4140, 16559), (5139, 13340), (5220, 13133), (5710, 12006), (6003, 11420), (6670, 10278), (6852, 10005), (8004, 8565)]