28333620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 99590400

約数和(自身を除く): 71256780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 113, 126, 140, 180, 199, 210, 226, 252, 315, 339, 398, 420, 452, 565, 597, 630, 678, 791, 796, 995, 1017, 1130, 1194, 1260, 1356, 1393, 1582, 1695, 1791, 1990, 2034, 2260, 2373, 2388, 2786, 2985, 3164, 3390, 3582, 3955, 3980, 4068, 4179, 4746, 5085, 5572, 5970, 6780, 6965, 7119, 7164, 7910, 8358, 8955, 9492, 10170, 11865, 11940, 12537, 13930, 14238, 15820, 16716, 17910, 20340, 20895, 22487, 23730, 25074, 27860, 28476, 35595, 35820, 41790, 44974, 47460, 50148, 62685, 67461, 71190, 83580, 89948, 112435, 125370, 134922, 142380, 157409, 202383, 224870, 250740, 269844, 314818, 337305, 404766, 449740, 472227, 629636, 674610, 787045, 809532, 944454, 1011915, 1349220, 1416681, 1574090, 1888908, 2023830, 2361135, 2833362, 3148180, 4047660, 4722270, 5666724, 7083405, 9444540, 14166810, 28333620]

約数ペア:

[(1, 28333620), (2, 14166810), (3, 9444540), (4, 7083405), (5, 5666724), (6, 4722270), (7, 4047660), (9, 3148180), (10, 2833362), (12, 2361135), (14, 2023830), (15, 1888908), (18, 1574090), (20, 1416681), (21, 1349220), (28, 1011915), (30, 944454), (35, 809532), (36, 787045), (42, 674610), (45, 629636), (60, 472227), (63, 449740), (70, 404766), (84, 337305), (90, 314818), (105, 269844), (113, 250740), (126, 224870), (140, 202383), (180, 157409), (199, 142380), (210, 134922), (226, 125370), (252, 112435), (315, 89948), (339, 83580), (398, 71190), (420, 67461), (452, 62685), (565, 50148), (597, 47460), (630, 44974), (678, 41790), (791, 35820), (796, 35595), (995, 28476), (1017, 27860), (1130, 25074), (1194, 23730), (1260, 22487), (1356, 20895), (1393, 20340), (1582, 17910), (1695, 16716), (1791, 15820), (1990, 14238), (2034, 13930), (2260, 12537), (2373, 11940), (2388, 11865), (2786, 10170), (2985, 9492), (3164, 8955), (3390, 8358), (3582, 7910), (3955, 7164), (3980, 7119), (4068, 6965), (4179, 6780), (4746, 5970), (5085, 5572)]