207812220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1512

約数の個数: 192

約数和(自身を含む): 749371392

約数和(自身を除く): 541559172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 124, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 308, 310, 330, 341, 372, 385, 420, 434, 462, 465, 620, 651, 660, 682, 770, 868, 924, 930, 1023, 1085, 1155, 1302, 1364, 1451, 1540, 1705, 1860, 2046, 2170, 2310, 2387, 2604, 2902, 3255, 3410, 4092, 4340, 4353, 4620, 4774, 5115, 5804, 6510, 6820, 7161, 7255, 8706, 9548, 10157, 10230, 11935, 13020, 14322, 14510, 15961, 17412, 20314, 20460, 21765, 23870, 28644, 29020, 30471, 31922, 35805, 40628, 43530, 44981, 47740, 47883, 50785, 60942, 63844, 71610, 79805, 87060, 89962, 95766, 101570, 111727, 121884, 134943, 143220, 152355, 159610, 179924, 191532, 203140, 223454, 224905, 239415, 269886, 304710, 314867, 319220, 335181, 446908, 449810, 478830, 494791, 539772, 558635, 609420, 629734, 670362, 674715, 899620, 944601, 957660, 989582, 1117270, 1259468, 1340724, 1349430, 1484373, 1574335, 1675905, 1889202, 1979164, 2234540, 2473955, 2698860, 2968746, 3148670, 3351810, 3463537, 3778404, 4723005, 4947910, 5937492, 6297340, 6703620, 6927074, 7421865, 9446010, 9895820, 10390611, 13854148, 14843730, 17317685, 18892020, 20781222, 29687460, 34635370, 41562444, 51953055, 69270740, 103906110, 207812220]

約数ペア:

[(1, 207812220), (2, 103906110), (3, 69270740), (4, 51953055), (5, 41562444), (6, 34635370), (7, 29687460), (10, 20781222), (11, 18892020), (12, 17317685), (14, 14843730), (15, 13854148), (20, 10390611), (21, 9895820), (22, 9446010), (28, 7421865), (30, 6927074), (31, 6703620), (33, 6297340), (35, 5937492), (42, 4947910), (44, 4723005), (55, 3778404), (60, 3463537), (62, 3351810), (66, 3148670), (70, 2968746), (77, 2698860), (84, 2473955), (93, 2234540), (105, 1979164), (110, 1889202), (124, 1675905), (132, 1574335), (140, 1484373), (154, 1349430), (155, 1340724), (165, 1259468), (186, 1117270), (210, 989582), (217, 957660), (220, 944601), (231, 899620), (308, 674715), (310, 670362), (330, 629734), (341, 609420), (372, 558635), (385, 539772), (420, 494791), (434, 478830), (462, 449810), (465, 446908), (620, 335181), (651, 319220), (660, 314867), (682, 304710), (770, 269886), (868, 239415), (924, 224905), (930, 223454), (1023, 203140), (1085, 191532), (1155, 179924), (1302, 159610), (1364, 152355), (1451, 143220), (1540, 134943), (1705, 121884), (1860, 111727), (2046, 101570), (2170, 95766), (2310, 89962), (2387, 87060), (2604, 79805), (2902, 71610), (3255, 63844), (3410, 60942), (4092, 50785), (4340, 47883), (4353, 47740), (4620, 44981), (4774, 43530), (5115, 40628), (5804, 35805), (6510, 31922), (6820, 30471), (7161, 29020), (7255, 28644), (8706, 23870), (9548, 21765), (10157, 20460), (10230, 20314), (11935, 17412), (13020, 15961), (14322, 14510)]