578340

素因数分解:

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

素因数の和:48

約数の個数: 144

約数和(自身を含む): 2201472

約数和(自身を除く): 1623132

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, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 162, 170, 180, 189, 204, 210, 238, 243, 252, 255, 270, 306, 315, 324, 340, 357, 378, 405, 420, 459, 476, 486, 510, 540, 567, 595, 612, 630, 714, 756, 765, 810, 918, 945, 972, 1020, 1071, 1134, 1190, 1215, 1260, 1377, 1428, 1530, 1620, 1701, 1785, 1836, 1890, 2142, 2268, 2295, 2380, 2430, 2754, 2835, 3060, 3213, 3402, 3570, 3780, 4131, 4284, 4590, 4860, 5355, 5508, 5670, 6426, 6804, 6885, 7140, 8262, 8505, 9180, 9639, 10710, 11340, 12852, 13770, 16065, 16524, 17010, 19278, 20655, 21420, 27540, 28917, 32130, 34020, 38556, 41310, 48195, 57834, 64260, 82620, 96390, 115668, 144585, 192780, 289170, 578340]

約数ペア:

[(1, 578340), (2, 289170), (3, 192780), (4, 144585), (5, 115668), (6, 96390), (7, 82620), (9, 64260), (10, 57834), (12, 48195), (14, 41310), (15, 38556), (17, 34020), (18, 32130), (20, 28917), (21, 27540), (27, 21420), (28, 20655), (30, 19278), (34, 17010), (35, 16524), (36, 16065), (42, 13770), (45, 12852), (51, 11340), (54, 10710), (60, 9639), (63, 9180), (68, 8505), (70, 8262), (81, 7140), (84, 6885), (85, 6804), (90, 6426), (102, 5670), (105, 5508), (108, 5355), (119, 4860), (126, 4590), (135, 4284), (140, 4131), (153, 3780), (162, 3570), (170, 3402), (180, 3213), (189, 3060), (204, 2835), (210, 2754), (238, 2430), (243, 2380), (252, 2295), (255, 2268), (270, 2142), (306, 1890), (315, 1836), (324, 1785), (340, 1701), (357, 1620), (378, 1530), (405, 1428), (420, 1377), (459, 1260), (476, 1215), (486, 1190), (510, 1134), (540, 1071), (567, 1020), (595, 972), (612, 945), (630, 918), (714, 810), (756, 765)]