71397900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^2\times {\mathrm{1619}}^1$

素因数の和:1653

約数の個数: 162

約数和(自身を含む): 260491140

約数和(自身を除く): 189093240

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 126, 140, 147, 150, 175, 180, 196, 210, 225, 245, 252, 294, 300, 315, 350, 420, 441, 450, 490, 525, 588, 630, 700, 735, 882, 900, 980, 1050, 1225, 1260, 1470, 1575, 1619, 1764, 2100, 2205, 2450, 2940, 3150, 3238, 3675, 4410, 4857, 4900, 6300, 6476, 7350, 8095, 8820, 9714, 11025, 11333, 14571, 14700, 16190, 19428, 22050, 22666, 24285, 29142, 32380, 33999, 40475, 44100, 45332, 48570, 56665, 58284, 67998, 72855, 79331, 80950, 97140, 101997, 113330, 121425, 135996, 145710, 158662, 161900, 169995, 203994, 226660, 237993, 242850, 283325, 291420, 317324, 339990, 364275, 396655, 407988, 475986, 485700, 509985, 566650, 679980, 713979, 728550, 793310, 849975, 951972, 1019970, 1133300, 1189965, 1427958, 1457100, 1586620, 1699950, 1983275, 2039940, 2379930, 2549925, 2855916, 3399900, 3569895, 3966550, 4759860, 5099850, 5949825, 7139790, 7933100, 10199700, 11899650, 14279580, 17849475, 23799300, 35698950, 71397900]

約数ペア:

[(1, 71397900), (2, 35698950), (3, 23799300), (4, 17849475), (5, 14279580), (6, 11899650), (7, 10199700), (9, 7933100), (10, 7139790), (12, 5949825), (14, 5099850), (15, 4759860), (18, 3966550), (20, 3569895), (21, 3399900), (25, 2855916), (28, 2549925), (30, 2379930), (35, 2039940), (36, 1983275), (42, 1699950), (45, 1586620), (49, 1457100), (50, 1427958), (60, 1189965), (63, 1133300), (70, 1019970), (75, 951972), (84, 849975), (90, 793310), (98, 728550), (100, 713979), (105, 679980), (126, 566650), (140, 509985), (147, 485700), (150, 475986), (175, 407988), (180, 396655), (196, 364275), (210, 339990), (225, 317324), (245, 291420), (252, 283325), (294, 242850), (300, 237993), (315, 226660), (350, 203994), (420, 169995), (441, 161900), (450, 158662), (490, 145710), (525, 135996), (588, 121425), (630, 113330), (700, 101997), (735, 97140), (882, 80950), (900, 79331), (980, 72855), (1050, 67998), (1225, 58284), (1260, 56665), (1470, 48570), (1575, 45332), (1619, 44100), (1764, 40475), (2100, 33999), (2205, 32380), (2450, 29142), (2940, 24285), (3150, 22666), (3238, 22050), (3675, 19428), (4410, 16190), (4857, 14700), (4900, 14571), (6300, 11333), (6476, 11025), (7350, 9714), (8095, 8820)]