51429420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^5\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 216

約数和(自身を含む): 192707424

約数和(自身を除く): 141278004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 126, 140, 147, 153, 170, 180, 196, 204, 210, 238, 245, 252, 255, 294, 306, 315, 340, 343, 357, 420, 441, 476, 490, 510, 588, 595, 612, 630, 686, 714, 735, 765, 833, 882, 980, 1020, 1029, 1071, 1190, 1260, 1372, 1428, 1470, 1530, 1666, 1715, 1764, 1785, 2058, 2142, 2205, 2380, 2401, 2499, 2940, 3060, 3087, 3332, 3430, 3570, 4116, 4165, 4284, 4410, 4802, 4998, 5145, 5355, 5831, 6174, 6860, 7140, 7203, 7497, 8330, 8820, 9604, 9996, 10290, 10710, 11662, 12005, 12348, 12495, 14406, 14994, 15435, 16660, 16807, 17493, 20580, 21420, 21609, 23324, 24010, 24990, 28812, 29155, 29988, 30870, 33614, 34986, 36015, 37485, 40817, 43218, 48020, 49980, 50421, 52479, 58310, 61740, 67228, 69972, 72030, 74970, 81634, 84035, 86436, 87465, 100842, 104958, 108045, 116620, 122451, 144060, 149940, 151263, 163268, 168070, 174930, 201684, 204085, 209916, 216090, 244902, 252105, 262395, 285719, 302526, 336140, 349860, 367353, 408170, 432180, 489804, 504210, 524790, 571438, 605052, 612255, 734706, 756315, 816340, 857157, 1008420, 1049580, 1142876, 1224510, 1428595, 1469412, 1512630, 1714314, 1836765, 2449020, 2571471, 2857190, 3025260, 3428628, 3673530, 4285785, 5142942, 5714380, 7347060, 8571570, 10285884, 12857355, 17143140, 25714710, 51429420]

約数ペア:

[(1, 51429420), (2, 25714710), (3, 17143140), (4, 12857355), (5, 10285884), (6, 8571570), (7, 7347060), (9, 5714380), (10, 5142942), (12, 4285785), (14, 3673530), (15, 3428628), (17, 3025260), (18, 2857190), (20, 2571471), (21, 2449020), (28, 1836765), (30, 1714314), (34, 1512630), (35, 1469412), (36, 1428595), (42, 1224510), (45, 1142876), (49, 1049580), (51, 1008420), (60, 857157), (63, 816340), (68, 756315), (70, 734706), (84, 612255), (85, 605052), (90, 571438), (98, 524790), (102, 504210), (105, 489804), (119, 432180), (126, 408170), (140, 367353), (147, 349860), (153, 336140), (170, 302526), (180, 285719), (196, 262395), (204, 252105), (210, 244902), (238, 216090), (245, 209916), (252, 204085), (255, 201684), (294, 174930), (306, 168070), (315, 163268), (340, 151263), (343, 149940), (357, 144060), (420, 122451), (441, 116620), (476, 108045), (490, 104958), (510, 100842), (588, 87465), (595, 86436), (612, 84035), (630, 81634), (686, 74970), (714, 72030), (735, 69972), (765, 67228), (833, 61740), (882, 58310), (980, 52479), (1020, 50421), (1029, 49980), (1071, 48020), (1190, 43218), (1260, 40817), (1372, 37485), (1428, 36015), (1470, 34986), (1530, 33614), (1666, 30870), (1715, 29988), (1764, 29155), (1785, 28812), (2058, 24990), (2142, 24010), (2205, 23324), (2380, 21609), (2401, 21420), (2499, 20580), (2940, 17493), (3060, 16807), (3087, 16660), (3332, 15435), (3430, 14994), (3570, 14406), (4116, 12495), (4165, 12348), (4284, 12005), (4410, 11662), (4802, 10710), (4998, 10290), (5145, 9996), (5355, 9604), (5831, 8820), (6174, 8330), (6860, 7497), (7140, 7203)]