247212800

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 162

約数和(自身を含む): 651825468

約数和(自身を除く): 404612668

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 107, 128, 152, 160, 190, 200, 214, 256, 304, 320, 361, 380, 400, 428, 475, 535, 608, 640, 722, 760, 800, 856, 950, 1070, 1216, 1280, 1444, 1520, 1600, 1712, 1805, 1900, 2033, 2140, 2432, 2675, 2888, 3040, 3200, 3424, 3610, 3800, 4066, 4280, 4864, 5350, 5776, 6080, 6400, 6848, 7220, 7600, 8132, 8560, 9025, 10165, 10700, 11552, 12160, 13696, 14440, 15200, 16264, 17120, 18050, 20330, 21400, 23104, 24320, 27392, 28880, 30400, 32528, 34240, 36100, 38627, 40660, 42800, 46208, 50825, 57760, 60800, 65056, 68480, 72200, 77254, 81320, 85600, 92416, 101650, 115520, 121600, 130112, 136960, 144400, 154508, 162640, 171200, 193135, 203300, 231040, 260224, 288800, 309016, 325280, 342400, 386270, 406600, 462080, 520448, 577600, 618032, 650560, 684800, 772540, 813200, 965675, 1155200, 1236064, 1301120, 1545080, 1626400, 1931350, 2310400, 2472128, 2602240, 3090160, 3252800, 3862700, 4944256, 6180320, 6505600, 7725400, 9888512, 12360640, 13011200, 15450800, 24721280, 30901600, 49442560, 61803200, 123606400, 247212800]

約数ペア:

[(1, 247212800), (2, 123606400), (4, 61803200), (5, 49442560), (8, 30901600), (10, 24721280), (16, 15450800), (19, 13011200), (20, 12360640), (25, 9888512), (32, 7725400), (38, 6505600), (40, 6180320), (50, 4944256), (64, 3862700), (76, 3252800), (80, 3090160), (95, 2602240), (100, 2472128), (107, 2310400), (128, 1931350), (152, 1626400), (160, 1545080), (190, 1301120), (200, 1236064), (214, 1155200), (256, 965675), (304, 813200), (320, 772540), (361, 684800), (380, 650560), (400, 618032), (428, 577600), (475, 520448), (535, 462080), (608, 406600), (640, 386270), (722, 342400), (760, 325280), (800, 309016), (856, 288800), (950, 260224), (1070, 231040), (1216, 203300), (1280, 193135), (1444, 171200), (1520, 162640), (1600, 154508), (1712, 144400), (1805, 136960), (1900, 130112), (2033, 121600), (2140, 115520), (2432, 101650), (2675, 92416), (2888, 85600), (3040, 81320), (3200, 77254), (3424, 72200), (3610, 68480), (3800, 65056), (4066, 60800), (4280, 57760), (4864, 50825), (5350, 46208), (5776, 42800), (6080, 40660), (6400, 38627), (6848, 36100), (7220, 34240), (7600, 32528), (8132, 30400), (8560, 28880), (9025, 27392), (10165, 24320), (10700, 23104), (11552, 21400), (12160, 20330), (13696, 18050), (14440, 17120), (15200, 16264)]