30005220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{359}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 96768000

約数和(自身を除く): 66762780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 359, 398, 420, 597, 718, 796, 995, 1077, 1194, 1393, 1436, 1795, 1990, 2154, 2388, 2513, 2786, 2985, 3590, 3980, 4179, 4308, 5026, 5385, 5572, 5970, 6965, 7180, 7539, 8358, 10052, 10770, 11940, 12565, 13930, 15078, 16716, 20895, 21540, 25130, 27860, 30156, 37695, 41790, 50260, 71441, 75390, 83580, 142882, 150780, 214323, 285764, 357205, 428646, 500087, 714410, 857292, 1000174, 1071615, 1428820, 1500261, 2000348, 2143230, 2500435, 3000522, 4286460, 5000870, 6001044, 7501305, 10001740, 15002610, 30005220]

約数ペア:

[(1, 30005220), (2, 15002610), (3, 10001740), (4, 7501305), (5, 6001044), (6, 5000870), (7, 4286460), (10, 3000522), (12, 2500435), (14, 2143230), (15, 2000348), (20, 1500261), (21, 1428820), (28, 1071615), (30, 1000174), (35, 857292), (42, 714410), (60, 500087), (70, 428646), (84, 357205), (105, 285764), (140, 214323), (199, 150780), (210, 142882), (359, 83580), (398, 75390), (420, 71441), (597, 50260), (718, 41790), (796, 37695), (995, 30156), (1077, 27860), (1194, 25130), (1393, 21540), (1436, 20895), (1795, 16716), (1990, 15078), (2154, 13930), (2388, 12565), (2513, 11940), (2786, 10770), (2985, 10052), (3590, 8358), (3980, 7539), (4179, 7180), (4308, 6965), (5026, 5970), (5385, 5572)]