1442220160

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1974

約数の個数: 128

約数和(自身を含む): 3704019840

約数和(自身を除く): 2261799680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 128, 136, 142, 160, 170, 272, 284, 320, 340, 355, 544, 568, 640, 680, 710, 1088, 1136, 1207, 1360, 1420, 1867, 2176, 2272, 2414, 2720, 2840, 3734, 4544, 4828, 5440, 5680, 6035, 7468, 9088, 9335, 9656, 10880, 11360, 12070, 14936, 18670, 19312, 22720, 24140, 29872, 31739, 37340, 38624, 45440, 48280, 59744, 63478, 74680, 77248, 96560, 119488, 126956, 132557, 149360, 154496, 158695, 193120, 238976, 253912, 265114, 298720, 317390, 386240, 507824, 530228, 597440, 634780, 662785, 772480, 1015648, 1060456, 1194880, 1269560, 1325570, 2031296, 2120912, 2253469, 2539120, 2651140, 4062592, 4241824, 4506938, 5078240, 5302280, 8483648, 9013876, 10156480, 10604560, 11267345, 16967296, 18027752, 20312960, 21209120, 22534690, 36055504, 42418240, 45069380, 72111008, 84836480, 90138760, 144222016, 180277520, 288444032, 360555040, 721110080, 1442220160]

約数ペア:

[(1, 1442220160), (2, 721110080), (4, 360555040), (5, 288444032), (8, 180277520), (10, 144222016), (16, 90138760), (17, 84836480), (20, 72111008), (32, 45069380), (34, 42418240), (40, 36055504), (64, 22534690), (68, 21209120), (71, 20312960), (80, 18027752), (85, 16967296), (128, 11267345), (136, 10604560), (142, 10156480), (160, 9013876), (170, 8483648), (272, 5302280), (284, 5078240), (320, 4506938), (340, 4241824), (355, 4062592), (544, 2651140), (568, 2539120), (640, 2253469), (680, 2120912), (710, 2031296), (1088, 1325570), (1136, 1269560), (1207, 1194880), (1360, 1060456), (1420, 1015648), (1867, 772480), (2176, 662785), (2272, 634780), (2414, 597440), (2720, 530228), (2840, 507824), (3734, 386240), (4544, 317390), (4828, 298720), (5440, 265114), (5680, 253912), (6035, 238976), (7468, 193120), (9088, 158695), (9335, 154496), (9656, 149360), (10880, 132557), (11360, 126956), (12070, 119488), (14936, 96560), (18670, 77248), (19312, 74680), (22720, 63478), (24140, 59744), (29872, 48280), (31739, 45440), (37340, 38624)]