264687840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 907478208

約数和(自身を除く): 642790368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 397, 463, 480, 720, 794, 926, 1191, 1389, 1440, 1588, 1852, 1985, 2315, 2382, 2778, 3176, 3573, 3704, 3970, 4167, 4630, 4764, 5556, 5955, 6352, 6945, 7146, 7408, 7940, 8334, 9260, 9528, 11112, 11910, 12704, 13890, 14292, 14816, 15880, 16668, 17865, 18520, 19056, 20835, 22224, 23820, 27780, 28584, 31760, 33336, 35730, 37040, 38112, 41670, 44448, 47640, 55560, 57168, 63520, 66672, 71460, 74080, 83340, 95280, 111120, 114336, 133344, 142920, 166680, 183811, 190560, 222240, 285840, 333360, 367622, 551433, 571680, 666720, 735244, 919055, 1102866, 1470488, 1654299, 1838110, 2205732, 2757165, 2940976, 3308598, 3676220, 4411464, 5514330, 5881952, 6617196, 7352440, 8271495, 8822928, 11028660, 13234392, 14704880, 16542990, 17645856, 22057320, 26468784, 29409760, 33085980, 44114640, 52937568, 66171960, 88229280, 132343920, 264687840]

約数ペア:

[(1, 264687840), (2, 132343920), (3, 88229280), (4, 66171960), (5, 52937568), (6, 44114640), (8, 33085980), (9, 29409760), (10, 26468784), (12, 22057320), (15, 17645856), (16, 16542990), (18, 14704880), (20, 13234392), (24, 11028660), (30, 8822928), (32, 8271495), (36, 7352440), (40, 6617196), (45, 5881952), (48, 5514330), (60, 4411464), (72, 3676220), (80, 3308598), (90, 2940976), (96, 2757165), (120, 2205732), (144, 1838110), (160, 1654299), (180, 1470488), (240, 1102866), (288, 919055), (360, 735244), (397, 666720), (463, 571680), (480, 551433), (720, 367622), (794, 333360), (926, 285840), (1191, 222240), (1389, 190560), (1440, 183811), (1588, 166680), (1852, 142920), (1985, 133344), (2315, 114336), (2382, 111120), (2778, 95280), (3176, 83340), (3573, 74080), (3704, 71460), (3970, 66672), (4167, 63520), (4630, 57168), (4764, 55560), (5556, 47640), (5955, 44448), (6352, 41670), (6945, 38112), (7146, 37040), (7408, 35730), (7940, 33336), (8334, 31760), (9260, 28584), (9528, 27780), (11112, 23820), (11910, 22224), (12704, 20835), (13890, 19056), (14292, 18520), (14816, 17865), (15880, 16668)]