514978380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{408713}}^1$

素因数の和:408735

約数の個数: 72

約数和(自身を含む): 1785262752

約数和(自身を除く): 1270284372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 408713, 817426, 1226139, 1634852, 2043565, 2452278, 2860991, 3678417, 4087130, 4904556, 5721982, 6130695, 7356834, 8174260, 8582973, 11443964, 12261390, 14304955, 14713668, 17165946, 18392085, 24522780, 25748919, 28609910, 34331892, 36784170, 42914865, 51497838, 57219820, 73568340, 85829730, 102995676, 128744595, 171659460, 257489190, 514978380]

約数ペア:

[(1, 514978380), (2, 257489190), (3, 171659460), (4, 128744595), (5, 102995676), (6, 85829730), (7, 73568340), (9, 57219820), (10, 51497838), (12, 42914865), (14, 36784170), (15, 34331892), (18, 28609910), (20, 25748919), (21, 24522780), (28, 18392085), (30, 17165946), (35, 14713668), (36, 14304955), (42, 12261390), (45, 11443964), (60, 8582973), (63, 8174260), (70, 7356834), (84, 6130695), (90, 5721982), (105, 4904556), (126, 4087130), (140, 3678417), (180, 2860991), (210, 2452278), (252, 2043565), (315, 1634852), (420, 1226139), (630, 817426), (1260, 408713)]