28804140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1$

素因数の和:1360

約数の個数: 96

約数和(自身を含む): 91869120

約数和(自身を除く): 63064980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 82, 90, 108, 123, 135, 164, 180, 205, 246, 270, 369, 410, 492, 540, 615, 738, 820, 1107, 1230, 1301, 1476, 1845, 2214, 2460, 2602, 3690, 3903, 4428, 5204, 5535, 6505, 7380, 7806, 11070, 11709, 13010, 15612, 19515, 22140, 23418, 26020, 35127, 39030, 46836, 53341, 58545, 70254, 78060, 106682, 117090, 140508, 160023, 175635, 213364, 234180, 266705, 320046, 351270, 480069, 533410, 640092, 702540, 800115, 960138, 1066820, 1440207, 1600230, 1920276, 2400345, 2880414, 3200460, 4800690, 5760828, 7201035, 9601380, 14402070, 28804140]

約数ペア:

[(1, 28804140), (2, 14402070), (3, 9601380), (4, 7201035), (5, 5760828), (6, 4800690), (9, 3200460), (10, 2880414), (12, 2400345), (15, 1920276), (18, 1600230), (20, 1440207), (27, 1066820), (30, 960138), (36, 800115), (41, 702540), (45, 640092), (54, 533410), (60, 480069), (82, 351270), (90, 320046), (108, 266705), (123, 234180), (135, 213364), (164, 175635), (180, 160023), (205, 140508), (246, 117090), (270, 106682), (369, 78060), (410, 70254), (492, 58545), (540, 53341), (615, 46836), (738, 39030), (820, 35127), (1107, 26020), (1230, 23418), (1301, 22140), (1476, 19515), (1845, 15612), (2214, 13010), (2460, 11709), (2602, 11070), (3690, 7806), (3903, 7380), (4428, 6505), (5204, 5535)]