31199760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2549}}^1$

素因数の和:2585

約数の個数: 120

約数和(自身を含む): 110986200

約数和(自身を除く): 79786440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 2549, 3060, 4080, 5098, 6120, 7647, 10196, 12240, 12745, 15294, 20392, 22941, 25490, 30588, 38235, 40784, 43333, 45882, 50980, 61176, 76470, 86666, 91764, 101960, 114705, 122352, 129999, 152940, 173332, 183528, 203920, 216665, 229410, 259998, 305880, 346664, 367056, 389997, 433330, 458820, 519996, 611760, 649995, 693328, 779994, 866660, 917640, 1039992, 1299990, 1559988, 1733320, 1835280, 1949985, 2079984, 2599980, 3119976, 3466640, 3899970, 5199960, 6239952, 7799940, 10399920, 15599880, 31199760]

約数ペア:

[(1, 31199760), (2, 15599880), (3, 10399920), (4, 7799940), (5, 6239952), (6, 5199960), (8, 3899970), (9, 3466640), (10, 3119976), (12, 2599980), (15, 2079984), (16, 1949985), (17, 1835280), (18, 1733320), (20, 1559988), (24, 1299990), (30, 1039992), (34, 917640), (36, 866660), (40, 779994), (45, 693328), (48, 649995), (51, 611760), (60, 519996), (68, 458820), (72, 433330), (80, 389997), (85, 367056), (90, 346664), (102, 305880), (120, 259998), (136, 229410), (144, 216665), (153, 203920), (170, 183528), (180, 173332), (204, 152940), (240, 129999), (255, 122352), (272, 114705), (306, 101960), (340, 91764), (360, 86666), (408, 76470), (510, 61176), (612, 50980), (680, 45882), (720, 43333), (765, 40784), (816, 38235), (1020, 30588), (1224, 25490), (1360, 22941), (1530, 20392), (2040, 15294), (2448, 12745), (2549, 12240), (3060, 10196), (4080, 7647), (5098, 6120)]