481354560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:841

約数の個数: 168

約数和(自身を含む): 1663772136

約数和(自身を除く): 1182417576

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 397, 421, 480, 576, 720, 794, 842, 960, 1191, 1263, 1440, 1588, 1684, 1985, 2105, 2382, 2526, 2880, 3176, 3368, 3573, 3789, 3970, 4210, 4764, 5052, 5955, 6315, 6352, 6736, 7146, 7578, 7940, 8420, 9528, 10104, 11910, 12630, 12704, 13472, 14292, 15156, 15880, 16840, 17865, 18945, 19056, 20208, 23820, 25260, 25408, 26944, 28584, 30312, 31760, 33680, 35730, 37890, 38112, 40416, 47640, 50520, 57168, 60624, 63520, 67360, 71460, 75780, 76224, 80832, 95280, 101040, 114336, 121248, 127040, 134720, 142920, 151560, 167137, 190560, 202080, 228672, 242496, 285840, 303120, 334274, 381120, 404160, 501411, 571680, 606240, 668548, 835685, 1002822, 1143360, 1212480, 1337096, 1504233, 1671370, 2005644, 2507055, 2674192, 3008466, 3342740, 4011288, 5014110, 5348384, 6016932, 6685480, 7521165, 8022576, 10028220, 10696768, 12033864, 13370960, 15042330, 16045152, 20056440, 24067728, 26741920, 30084660, 32090304, 40112880, 48135456, 53483840, 60169320, 80225760, 96270912, 120338640, 160451520, 240677280, 481354560]

約数ペア:

[(1, 481354560), (2, 240677280), (3, 160451520), (4, 120338640), (5, 96270912), (6, 80225760), (8, 60169320), (9, 53483840), (10, 48135456), (12, 40112880), (15, 32090304), (16, 30084660), (18, 26741920), (20, 24067728), (24, 20056440), (30, 16045152), (32, 15042330), (36, 13370960), (40, 12033864), (45, 10696768), (48, 10028220), (60, 8022576), (64, 7521165), (72, 6685480), (80, 6016932), (90, 5348384), (96, 5014110), (120, 4011288), (144, 3342740), (160, 3008466), (180, 2674192), (192, 2507055), (240, 2005644), (288, 1671370), (320, 1504233), (360, 1337096), (397, 1212480), (421, 1143360), (480, 1002822), (576, 835685), (720, 668548), (794, 606240), (842, 571680), (960, 501411), (1191, 404160), (1263, 381120), (1440, 334274), (1588, 303120), (1684, 285840), (1985, 242496), (2105, 228672), (2382, 202080), (2526, 190560), (2880, 167137), (3176, 151560), (3368, 142920), (3573, 134720), (3789, 127040), (3970, 121248), (4210, 114336), (4764, 101040), (5052, 95280), (5955, 80832), (6315, 76224), (6352, 75780), (6736, 71460), (7146, 67360), (7578, 63520), (7940, 60624), (8420, 57168), (9528, 50520), (10104, 47640), (11910, 40416), (12630, 38112), (12704, 37890), (13472, 35730), (14292, 33680), (15156, 31760), (15880, 30312), (16840, 28584), (17865, 26944), (18945, 25408), (19056, 25260), (20208, 23820)]