309086460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 965895840

約数和(自身を除く): 656809380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 179, 180, 181, 212, 265, 318, 358, 362, 477, 530, 537, 543, 636, 716, 724, 795, 895, 905, 954, 1060, 1074, 1086, 1590, 1611, 1629, 1790, 1810, 1908, 2148, 2172, 2385, 2685, 2715, 3180, 3222, 3258, 3580, 3620, 4770, 5370, 5430, 6444, 6516, 8055, 8145, 9487, 9540, 9593, 10740, 10860, 16110, 16290, 18974, 19186, 28461, 28779, 32220, 32399, 32580, 37948, 38372, 47435, 47965, 56922, 57558, 64798, 85383, 86337, 94870, 95930, 97197, 113844, 115116, 129596, 142305, 143895, 161995, 170766, 172674, 189740, 191860, 194394, 284610, 287790, 291591, 323990, 341532, 345348, 388788, 426915, 431685, 485985, 569220, 575580, 583182, 647980, 853830, 863370, 971970, 1166364, 1457955, 1707660, 1717147, 1726740, 1943940, 2915910, 3434294, 5151441, 5831820, 6868588, 8585735, 10302882, 15454323, 17171470, 20605764, 25757205, 30908646, 34342940, 51514410, 61817292, 77271615, 103028820, 154543230, 309086460]

約数ペア:

[(1, 309086460), (2, 154543230), (3, 103028820), (4, 77271615), (5, 61817292), (6, 51514410), (9, 34342940), (10, 30908646), (12, 25757205), (15, 20605764), (18, 17171470), (20, 15454323), (30, 10302882), (36, 8585735), (45, 6868588), (53, 5831820), (60, 5151441), (90, 3434294), (106, 2915910), (159, 1943940), (179, 1726740), (180, 1717147), (181, 1707660), (212, 1457955), (265, 1166364), (318, 971970), (358, 863370), (362, 853830), (477, 647980), (530, 583182), (537, 575580), (543, 569220), (636, 485985), (716, 431685), (724, 426915), (795, 388788), (895, 345348), (905, 341532), (954, 323990), (1060, 291591), (1074, 287790), (1086, 284610), (1590, 194394), (1611, 191860), (1629, 189740), (1790, 172674), (1810, 170766), (1908, 161995), (2148, 143895), (2172, 142305), (2385, 129596), (2685, 115116), (2715, 113844), (3180, 97197), (3222, 95930), (3258, 94870), (3580, 86337), (3620, 85383), (4770, 64798), (5370, 57558), (5430, 56922), (6444, 47965), (6516, 47435), (8055, 38372), (8145, 37948), (9487, 32580), (9540, 32399), (9593, 32220), (10740, 28779), (10860, 28461), (16110, 19186), (16290, 18974)]