228236475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 428972544

約数和(自身を除く): 200736069

約数列:

[1, 3, 5, 15, 17, 23, 25, 43, 51, 69, 75, 85, 115, 129, 181, 215, 255, 345, 391, 425, 543, 575, 645, 731, 905, 989, 1075, 1173, 1275, 1725, 1955, 2193, 2715, 2967, 3077, 3225, 3655, 4163, 4525, 4945, 5865, 7783, 9231, 9775, 10965, 12489, 13575, 14835, 15385, 16813, 18275, 20815, 23349, 24725, 29325, 38915, 46155, 50439, 54825, 62445, 70771, 74175, 76925, 84065, 104075, 116745, 132311, 179009, 194575, 212313, 230775, 252195, 312225, 353855, 396933, 420325, 537027, 583725, 661555, 895045, 1061565, 1260975, 1769275, 1984665, 2685135, 3043153, 3307775, 4475225, 5307825, 9129459, 9923325, 13425675, 15215765, 45647295, 76078825, 228236475]

約数ペア:

[(1, 228236475), (3, 76078825), (5, 45647295), (15, 15215765), (17, 13425675), (23, 9923325), (25, 9129459), (43, 5307825), (51, 4475225), (69, 3307775), (75, 3043153), (85, 2685135), (115, 1984665), (129, 1769275), (181, 1260975), (215, 1061565), (255, 895045), (345, 661555), (391, 583725), (425, 537027), (543, 420325), (575, 396933), (645, 353855), (731, 312225), (905, 252195), (989, 230775), (1075, 212313), (1173, 194575), (1275, 179009), (1725, 132311), (1955, 116745), (2193, 104075), (2715, 84065), (2967, 76925), (3077, 74175), (3225, 70771), (3655, 62445), (4163, 54825), (4525, 50439), (4945, 46155), (5865, 38915), (7783, 29325), (9231, 24725), (9775, 23349), (10965, 20815), (12489, 18275), (13575, 16813), (14835, 15385)]