421287120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1997}}^1$

素因数の和:2309

約数の個数: 120

約数和(自身を含む): 1420362216

約数和(自身を除く): 999075096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 293, 360, 586, 720, 879, 1172, 1465, 1758, 1997, 2344, 2637, 2930, 3516, 3994, 4395, 4688, 5274, 5860, 5991, 7032, 7988, 8790, 9985, 10548, 11720, 11982, 13185, 14064, 15976, 17580, 17973, 19970, 21096, 23440, 23964, 26370, 29955, 31952, 35160, 35946, 39940, 42192, 47928, 52740, 59910, 70320, 71892, 79880, 89865, 95856, 105480, 119820, 143784, 159760, 179730, 210960, 239640, 287568, 359460, 479280, 585121, 718920, 1170242, 1437840, 1755363, 2340484, 2925605, 3510726, 4680968, 5266089, 5851210, 7021452, 8776815, 9361936, 10532178, 11702420, 14042904, 17553630, 21064356, 23404840, 26330445, 28085808, 35107260, 42128712, 46809680, 52660890, 70214520, 84257424, 105321780, 140429040, 210643560, 421287120]

約数ペア:

[(1, 421287120), (2, 210643560), (3, 140429040), (4, 105321780), (5, 84257424), (6, 70214520), (8, 52660890), (9, 46809680), (10, 42128712), (12, 35107260), (15, 28085808), (16, 26330445), (18, 23404840), (20, 21064356), (24, 17553630), (30, 14042904), (36, 11702420), (40, 10532178), (45, 9361936), (48, 8776815), (60, 7021452), (72, 5851210), (80, 5266089), (90, 4680968), (120, 3510726), (144, 2925605), (180, 2340484), (240, 1755363), (293, 1437840), (360, 1170242), (586, 718920), (720, 585121), (879, 479280), (1172, 359460), (1465, 287568), (1758, 239640), (1997, 210960), (2344, 179730), (2637, 159760), (2930, 143784), (3516, 119820), (3994, 105480), (4395, 95856), (4688, 89865), (5274, 79880), (5860, 71892), (5991, 70320), (7032, 59910), (7988, 52740), (8790, 47928), (9985, 42192), (10548, 39940), (11720, 35946), (11982, 35160), (13185, 31952), (14064, 29955), (15976, 26370), (17580, 23964), (17973, 23440), (19970, 21096)]