28388400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 93316944

約数和(自身を除く): 64928544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 41, 48, 50, 60, 75, 80, 82, 100, 120, 123, 150, 164, 200, 205, 240, 246, 300, 328, 400, 410, 492, 577, 600, 615, 656, 820, 984, 1025, 1154, 1200, 1230, 1640, 1731, 1968, 2050, 2308, 2460, 2885, 3075, 3280, 3462, 4100, 4616, 4920, 5770, 6150, 6924, 8200, 8655, 9232, 9840, 11540, 12300, 13848, 14425, 16400, 17310, 23080, 23657, 24600, 27696, 28850, 34620, 43275, 46160, 47314, 49200, 57700, 69240, 70971, 86550, 94628, 115400, 118285, 138480, 141942, 173100, 189256, 230800, 236570, 283884, 346200, 354855, 378512, 473140, 567768, 591425, 692400, 709710, 946280, 1135536, 1182850, 1419420, 1774275, 1892560, 2365700, 2838840, 3548550, 4731400, 5677680, 7097100, 9462800, 14194200, 28388400]

約数ペア:

[(1, 28388400), (2, 14194200), (3, 9462800), (4, 7097100), (5, 5677680), (6, 4731400), (8, 3548550), (10, 2838840), (12, 2365700), (15, 1892560), (16, 1774275), (20, 1419420), (24, 1182850), (25, 1135536), (30, 946280), (40, 709710), (41, 692400), (48, 591425), (50, 567768), (60, 473140), (75, 378512), (80, 354855), (82, 346200), (100, 283884), (120, 236570), (123, 230800), (150, 189256), (164, 173100), (200, 141942), (205, 138480), (240, 118285), (246, 115400), (300, 94628), (328, 86550), (400, 70971), (410, 69240), (492, 57700), (577, 49200), (600, 47314), (615, 46160), (656, 43275), (820, 34620), (984, 28850), (1025, 27696), (1154, 24600), (1200, 23657), (1230, 23080), (1640, 17310), (1731, 16400), (1968, 14425), (2050, 13848), (2308, 12300), (2460, 11540), (2885, 9840), (3075, 9232), (3280, 8655), (3462, 8200), (4100, 6924), (4616, 6150), (4920, 5770)]