221174760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{599}}^1$

素因数の和:811

約数の個数: 128

約数和(自身を含む): 707616000

約数和(自身を除く): 486441240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 181, 204, 255, 340, 362, 408, 510, 543, 599, 680, 724, 905, 1020, 1086, 1198, 1448, 1797, 1810, 2040, 2172, 2396, 2715, 2995, 3077, 3594, 3620, 4344, 4792, 5430, 5990, 6154, 7188, 7240, 8985, 9231, 10183, 10860, 11980, 12308, 14376, 15385, 17970, 18462, 20366, 21720, 23960, 24616, 30549, 30770, 35940, 36924, 40732, 46155, 50915, 61098, 61540, 71880, 73848, 81464, 92310, 101830, 108419, 122196, 123080, 152745, 184620, 203660, 216838, 244392, 305490, 325257, 369240, 407320, 433676, 542095, 610980, 650514, 867352, 1084190, 1221960, 1301028, 1626285, 1843123, 2168380, 2602056, 3252570, 3686246, 4336760, 5529369, 6505140, 7372492, 9215615, 11058738, 13010280, 14744984, 18431230, 22117476, 27646845, 36862460, 44234952, 55293690, 73724920, 110587380, 221174760]

約数ペア:

[(1, 221174760), (2, 110587380), (3, 73724920), (4, 55293690), (5, 44234952), (6, 36862460), (8, 27646845), (10, 22117476), (12, 18431230), (15, 14744984), (17, 13010280), (20, 11058738), (24, 9215615), (30, 7372492), (34, 6505140), (40, 5529369), (51, 4336760), (60, 3686246), (68, 3252570), (85, 2602056), (102, 2168380), (120, 1843123), (136, 1626285), (170, 1301028), (181, 1221960), (204, 1084190), (255, 867352), (340, 650514), (362, 610980), (408, 542095), (510, 433676), (543, 407320), (599, 369240), (680, 325257), (724, 305490), (905, 244392), (1020, 216838), (1086, 203660), (1198, 184620), (1448, 152745), (1797, 123080), (1810, 122196), (2040, 108419), (2172, 101830), (2396, 92310), (2715, 81464), (2995, 73848), (3077, 71880), (3594, 61540), (3620, 61098), (4344, 50915), (4792, 46155), (5430, 40732), (5990, 36924), (6154, 35940), (7188, 30770), (7240, 30549), (8985, 24616), (9231, 23960), (10183, 21720), (10860, 20366), (11980, 18462), (12308, 17970), (14376, 15385)]