449820

素因数分解:

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

素因数の和:49

約数の個数: 144

約数和(自身を含む): 1723680

約数和(自身を除く): 1273860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 49, 51, 54, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 108, 119, 126, 135, 140, 147, 153, 170, 180, 189, 196, 204, 210, 238, 245, 252, 255, 270, 294, 306, 315, 340, 357, 378, 420, 441, 459, 476, 490, 510, 540, 588, 595, 612, 630, 714, 735, 756, 765, 833, 882, 918, 945, 980, 1020, 1071, 1190, 1260, 1323, 1428, 1470, 1530, 1666, 1764, 1785, 1836, 1890, 2142, 2205, 2295, 2380, 2499, 2646, 2940, 3060, 3213, 3332, 3570, 3780, 4165, 4284, 4410, 4590, 4998, 5292, 5355, 6426, 6615, 7140, 7497, 8330, 8820, 9180, 9996, 10710, 12495, 12852, 13230, 14994, 16065, 16660, 21420, 22491, 24990, 26460, 29988, 32130, 37485, 44982, 49980, 64260, 74970, 89964, 112455, 149940, 224910, 449820]

約数ペア:

[(1, 449820), (2, 224910), (3, 149940), (4, 112455), (5, 89964), (6, 74970), (7, 64260), (9, 49980), (10, 44982), (12, 37485), (14, 32130), (15, 29988), (17, 26460), (18, 24990), (20, 22491), (21, 21420), (27, 16660), (28, 16065), (30, 14994), (34, 13230), (35, 12852), (36, 12495), (42, 10710), (45, 9996), (49, 9180), (51, 8820), (54, 8330), (60, 7497), (63, 7140), (68, 6615), (70, 6426), (84, 5355), (85, 5292), (90, 4998), (98, 4590), (102, 4410), (105, 4284), (108, 4165), (119, 3780), (126, 3570), (135, 3332), (140, 3213), (147, 3060), (153, 2940), (170, 2646), (180, 2499), (189, 2380), (196, 2295), (204, 2205), (210, 2142), (238, 1890), (245, 1836), (252, 1785), (255, 1764), (270, 1666), (294, 1530), (306, 1470), (315, 1428), (340, 1323), (357, 1260), (378, 1190), (420, 1071), (441, 1020), (459, 980), (476, 945), (490, 918), (510, 882), (540, 833), (588, 765), (595, 756), (612, 735), (630, 714)]