15796620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{199}}^1$

素因数の和:234

約数の個数: 180

約数和(自身を含む): 57934800

約数和(自身を除く): 42138180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 199, 210, 245, 252, 270, 294, 315, 324, 378, 398, 405, 420, 441, 490, 540, 567, 588, 597, 630, 735, 756, 796, 810, 882, 945, 980, 995, 1134, 1194, 1260, 1323, 1393, 1470, 1620, 1764, 1791, 1890, 1990, 2205, 2268, 2388, 2646, 2786, 2835, 2940, 2985, 3582, 3780, 3969, 3980, 4179, 4410, 5292, 5373, 5572, 5670, 5970, 6615, 6965, 7164, 7938, 8358, 8820, 8955, 9751, 10746, 11340, 11940, 12537, 13230, 13930, 15876, 16119, 16716, 17910, 19502, 19845, 20895, 21492, 25074, 26460, 26865, 27860, 29253, 32238, 35820, 37611, 39004, 39690, 41790, 48755, 50148, 53730, 58506, 62685, 64476, 75222, 79380, 80595, 83580, 87759, 97510, 107460, 112833, 117012, 125370, 146265, 150444, 161190, 175518, 188055, 195020, 225666, 250740, 263277, 292530, 322380, 351036, 376110, 438795, 451332, 526554, 564165, 585060, 752220, 789831, 877590, 1053108, 1128330, 1316385, 1579662, 1755180, 2256660, 2632770, 3159324, 3949155, 5265540, 7898310, 15796620]

約数ペア:

[(1, 15796620), (2, 7898310), (3, 5265540), (4, 3949155), (5, 3159324), (6, 2632770), (7, 2256660), (9, 1755180), (10, 1579662), (12, 1316385), (14, 1128330), (15, 1053108), (18, 877590), (20, 789831), (21, 752220), (27, 585060), (28, 564165), (30, 526554), (35, 451332), (36, 438795), (42, 376110), (45, 351036), (49, 322380), (54, 292530), (60, 263277), (63, 250740), (70, 225666), (81, 195020), (84, 188055), (90, 175518), (98, 161190), (105, 150444), (108, 146265), (126, 125370), (135, 117012), (140, 112833), (147, 107460), (162, 97510), (180, 87759), (189, 83580), (196, 80595), (199, 79380), (210, 75222), (245, 64476), (252, 62685), (270, 58506), (294, 53730), (315, 50148), (324, 48755), (378, 41790), (398, 39690), (405, 39004), (420, 37611), (441, 35820), (490, 32238), (540, 29253), (567, 27860), (588, 26865), (597, 26460), (630, 25074), (735, 21492), (756, 20895), (796, 19845), (810, 19502), (882, 17910), (945, 16716), (980, 16119), (995, 15876), (1134, 13930), (1194, 13230), (1260, 12537), (1323, 11940), (1393, 11340), (1470, 10746), (1620, 9751), (1764, 8955), (1791, 8820), (1890, 8358), (1990, 7938), (2205, 7164), (2268, 6965), (2388, 6615), (2646, 5970), (2786, 5670), (2835, 5572), (2940, 5373), (2985, 5292), (3582, 4410), (3780, 4179), (3969, 3980)]