617633820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{2687}}^1$

素因数の和:3979

約数の個数: 72

約数和(自身を含む): 1875654144

約数和(自身を除く): 1258020324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1277, 2554, 2687, 3831, 5108, 5374, 6385, 7662, 8061, 10748, 11493, 12770, 13435, 15324, 16122, 19155, 22986, 24183, 25540, 26870, 32244, 38310, 40305, 45972, 48366, 53740, 57465, 76620, 80610, 96732, 114930, 120915, 161220, 229860, 241830, 483660, 3431299, 6862598, 10293897, 13725196, 17156495, 20587794, 30881691, 34312990, 41175588, 51469485, 61763382, 68625980, 102938970, 123526764, 154408455, 205877940, 308816910, 617633820]

約数ペア:

[(1, 617633820), (2, 308816910), (3, 205877940), (4, 154408455), (5, 123526764), (6, 102938970), (9, 68625980), (10, 61763382), (12, 51469485), (15, 41175588), (18, 34312990), (20, 30881691), (30, 20587794), (36, 17156495), (45, 13725196), (60, 10293897), (90, 6862598), (180, 3431299), (1277, 483660), (2554, 241830), (2687, 229860), (3831, 161220), (5108, 120915), (5374, 114930), (6385, 96732), (7662, 80610), (8061, 76620), (10748, 57465), (11493, 53740), (12770, 48366), (13435, 45972), (15324, 40305), (16122, 38310), (19155, 32244), (22986, 26870), (24183, 25540)]