211520800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 555714432

約数和(自身を除く): 344193632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 103, 136, 151, 160, 170, 200, 206, 272, 302, 340, 400, 412, 425, 515, 544, 604, 680, 755, 800, 824, 850, 1030, 1208, 1360, 1510, 1648, 1700, 1751, 2060, 2416, 2567, 2575, 2720, 3020, 3296, 3400, 3502, 3775, 4120, 4832, 5134, 5150, 6040, 6800, 7004, 7550, 8240, 8755, 10268, 10300, 12080, 12835, 13600, 14008, 15100, 15553, 16480, 17510, 20536, 20600, 24160, 25670, 28016, 30200, 31106, 35020, 41072, 41200, 43775, 51340, 56032, 60400, 62212, 64175, 70040, 77765, 82144, 82400, 87550, 102680, 120800, 124424, 128350, 140080, 155530, 175100, 205360, 248848, 256700, 264401, 280160, 311060, 350200, 388825, 410720, 497696, 513400, 528802, 622120, 700400, 777650, 1026800, 1057604, 1244240, 1322005, 1400800, 1555300, 2053600, 2115208, 2488480, 2644010, 3110600, 4230416, 5288020, 6221200, 6610025, 8460832, 10576040, 12442400, 13220050, 21152080, 26440100, 42304160, 52880200, 105760400, 211520800]

約数ペア:

[(1, 211520800), (2, 105760400), (4, 52880200), (5, 42304160), (8, 26440100), (10, 21152080), (16, 13220050), (17, 12442400), (20, 10576040), (25, 8460832), (32, 6610025), (34, 6221200), (40, 5288020), (50, 4230416), (68, 3110600), (80, 2644010), (85, 2488480), (100, 2115208), (103, 2053600), (136, 1555300), (151, 1400800), (160, 1322005), (170, 1244240), (200, 1057604), (206, 1026800), (272, 777650), (302, 700400), (340, 622120), (400, 528802), (412, 513400), (425, 497696), (515, 410720), (544, 388825), (604, 350200), (680, 311060), (755, 280160), (800, 264401), (824, 256700), (850, 248848), (1030, 205360), (1208, 175100), (1360, 155530), (1510, 140080), (1648, 128350), (1700, 124424), (1751, 120800), (2060, 102680), (2416, 87550), (2567, 82400), (2575, 82144), (2720, 77765), (3020, 70040), (3296, 64175), (3400, 62212), (3502, 60400), (3775, 56032), (4120, 51340), (4832, 43775), (5134, 41200), (5150, 41072), (6040, 35020), (6800, 31106), (7004, 30200), (7550, 28016), (8240, 25670), (8755, 24160), (10268, 20600), (10300, 20536), (12080, 17510), (12835, 16480), (13600, 15553), (14008, 15100)]