68147200

素因数分解:

$2^{11}\times 5^2\times {\mathrm{11}}^3$

素因数の和:65

約数の個数: 144

約数和(自身を含む): 185847480

約数和(自身を除く): 117700280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 128, 160, 176, 200, 220, 242, 256, 275, 320, 352, 400, 440, 484, 512, 550, 605, 640, 704, 800, 880, 968, 1024, 1100, 1210, 1280, 1331, 1408, 1600, 1760, 1936, 2048, 2200, 2420, 2560, 2662, 2816, 3025, 3200, 3520, 3872, 4400, 4840, 5120, 5324, 5632, 6050, 6400, 6655, 7040, 7744, 8800, 9680, 10240, 10648, 11264, 12100, 12800, 13310, 14080, 15488, 17600, 19360, 21296, 22528, 24200, 25600, 26620, 28160, 30976, 33275, 35200, 38720, 42592, 48400, 51200, 53240, 56320, 61952, 66550, 70400, 77440, 85184, 96800, 106480, 112640, 123904, 133100, 140800, 154880, 170368, 193600, 212960, 247808, 266200, 281600, 309760, 340736, 387200, 425920, 532400, 563200, 619520, 681472, 774400, 851840, 1064800, 1239040, 1362944, 1548800, 1703680, 2129600, 2725888, 3097600, 3407360, 4259200, 6195200, 6814720, 8518400, 13629440, 17036800, 34073600, 68147200]

約数ペア:

[(1, 68147200), (2, 34073600), (4, 17036800), (5, 13629440), (8, 8518400), (10, 6814720), (11, 6195200), (16, 4259200), (20, 3407360), (22, 3097600), (25, 2725888), (32, 2129600), (40, 1703680), (44, 1548800), (50, 1362944), (55, 1239040), (64, 1064800), (80, 851840), (88, 774400), (100, 681472), (110, 619520), (121, 563200), (128, 532400), (160, 425920), (176, 387200), (200, 340736), (220, 309760), (242, 281600), (256, 266200), (275, 247808), (320, 212960), (352, 193600), (400, 170368), (440, 154880), (484, 140800), (512, 133100), (550, 123904), (605, 112640), (640, 106480), (704, 96800), (800, 85184), (880, 77440), (968, 70400), (1024, 66550), (1100, 61952), (1210, 56320), (1280, 53240), (1331, 51200), (1408, 48400), (1600, 42592), (1760, 38720), (1936, 35200), (2048, 33275), (2200, 30976), (2420, 28160), (2560, 26620), (2662, 25600), (2816, 24200), (3025, 22528), (3200, 21296), (3520, 19360), (3872, 17600), (4400, 15488), (4840, 14080), (5120, 13310), (5324, 12800), (5632, 12100), (6050, 11264), (6400, 10648), (6655, 10240), (7040, 9680), (7744, 8800)]