281411460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:794

約数の個数: 144

約数和(自身を含む): 936254592

約数和(自身を除く): 654843132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 311, 330, 396, 457, 495, 622, 660, 914, 933, 990, 1244, 1371, 1555, 1828, 1866, 1980, 2285, 2742, 2799, 3110, 3421, 3732, 4113, 4570, 4665, 5027, 5484, 5598, 6220, 6842, 6855, 8226, 9140, 9330, 10054, 10263, 11196, 13684, 13710, 13995, 15081, 16452, 17105, 18660, 20108, 20526, 20565, 25135, 27420, 27990, 30162, 30789, 34210, 41052, 41130, 45243, 50270, 51315, 55980, 60324, 61578, 68420, 75405, 82260, 90486, 100540, 102630, 123156, 142127, 150810, 153945, 180972, 205260, 226215, 284254, 301620, 307890, 426381, 452430, 568508, 615780, 710635, 852762, 904860, 1279143, 1421270, 1563397, 1705524, 2131905, 2558286, 2842540, 3126794, 4263810, 4690191, 5116572, 6253588, 6395715, 7816985, 8527620, 9380382, 12791430, 14070573, 15633970, 18760764, 23450955, 25582860, 28141146, 31267940, 46901910, 56282292, 70352865, 93803820, 140705730, 281411460]

約数ペア:

[(1, 281411460), (2, 140705730), (3, 93803820), (4, 70352865), (5, 56282292), (6, 46901910), (9, 31267940), (10, 28141146), (11, 25582860), (12, 23450955), (15, 18760764), (18, 15633970), (20, 14070573), (22, 12791430), (30, 9380382), (33, 8527620), (36, 7816985), (44, 6395715), (45, 6253588), (55, 5116572), (60, 4690191), (66, 4263810), (90, 3126794), (99, 2842540), (110, 2558286), (132, 2131905), (165, 1705524), (180, 1563397), (198, 1421270), (220, 1279143), (311, 904860), (330, 852762), (396, 710635), (457, 615780), (495, 568508), (622, 452430), (660, 426381), (914, 307890), (933, 301620), (990, 284254), (1244, 226215), (1371, 205260), (1555, 180972), (1828, 153945), (1866, 150810), (1980, 142127), (2285, 123156), (2742, 102630), (2799, 100540), (3110, 90486), (3421, 82260), (3732, 75405), (4113, 68420), (4570, 61578), (4665, 60324), (5027, 55980), (5484, 51315), (5598, 50270), (6220, 45243), (6842, 41130), (6855, 41052), (8226, 34210), (9140, 30789), (9330, 30162), (10054, 27990), (10263, 27420), (11196, 25135), (13684, 20565), (13710, 20526), (13995, 20108), (15081, 18660), (16452, 17105)]