1755180

素因数分解:

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

素因数の和:228

約数の個数: 108

約数和(自身を含む): 6224400

約数和(自身を除く): 4469220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 199, 210, 245, 252, 294, 315, 398, 420, 441, 490, 588, 597, 630, 735, 796, 882, 980, 995, 1194, 1260, 1393, 1470, 1764, 1791, 1990, 2205, 2388, 2786, 2940, 2985, 3582, 3980, 4179, 4410, 5572, 5970, 6965, 7164, 8358, 8820, 8955, 9751, 11940, 12537, 13930, 16716, 17910, 19502, 20895, 25074, 27860, 29253, 35820, 39004, 41790, 48755, 50148, 58506, 62685, 83580, 87759, 97510, 117012, 125370, 146265, 175518, 195020, 250740, 292530, 351036, 438795, 585060, 877590, 1755180]

約数ペア:

[(1, 1755180), (2, 877590), (3, 585060), (4, 438795), (5, 351036), (6, 292530), (7, 250740), (9, 195020), (10, 175518), (12, 146265), (14, 125370), (15, 117012), (18, 97510), (20, 87759), (21, 83580), (28, 62685), (30, 58506), (35, 50148), (36, 48755), (42, 41790), (45, 39004), (49, 35820), (60, 29253), (63, 27860), (70, 25074), (84, 20895), (90, 19502), (98, 17910), (105, 16716), (126, 13930), (140, 12537), (147, 11940), (180, 9751), (196, 8955), (199, 8820), (210, 8358), (245, 7164), (252, 6965), (294, 5970), (315, 5572), (398, 4410), (420, 4179), (441, 3980), (490, 3582), (588, 2985), (597, 2940), (630, 2786), (735, 2388), (796, 2205), (882, 1990), (980, 1791), (995, 1764), (1194, 1470), (1260, 1393)]