1864751580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2381}}^1$

素因数の和:2644

約数の個数: 144

約数和(自身を含む): 5982631200

約数和(自身を除く): 4117879620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 229, 285, 342, 380, 458, 570, 684, 687, 855, 916, 1140, 1145, 1374, 1710, 2061, 2290, 2381, 2748, 3420, 3435, 4122, 4351, 4580, 4762, 6870, 7143, 8244, 8702, 9524, 10305, 11905, 13053, 13740, 14286, 17404, 20610, 21429, 21755, 23810, 26106, 28572, 35715, 39159, 41220, 42858, 43510, 45239, 47620, 52212, 65265, 71430, 78318, 85716, 87020, 90478, 107145, 130530, 135717, 142860, 156636, 180956, 195795, 214290, 226195, 261060, 271434, 391590, 407151, 428580, 452390, 542868, 545249, 678585, 783180, 814302, 904780, 1090498, 1357170, 1628604, 1635747, 2035755, 2180996, 2714340, 2726245, 3271494, 4071510, 4907241, 5452490, 6542988, 8143020, 8178735, 9814482, 10359731, 10904980, 16357470, 19628964, 20719462, 24536205, 31079193, 32714940, 41438924, 49072410, 51798655, 62158386, 93237579, 98144820, 103597310, 124316772, 155395965, 186475158, 207194620, 310791930, 372950316, 466187895, 621583860, 932375790, 1864751580]

約数ペア:

[(1, 1864751580), (2, 932375790), (3, 621583860), (4, 466187895), (5, 372950316), (6, 310791930), (9, 207194620), (10, 186475158), (12, 155395965), (15, 124316772), (18, 103597310), (19, 98144820), (20, 93237579), (30, 62158386), (36, 51798655), (38, 49072410), (45, 41438924), (57, 32714940), (60, 31079193), (76, 24536205), (90, 20719462), (95, 19628964), (114, 16357470), (171, 10904980), (180, 10359731), (190, 9814482), (228, 8178735), (229, 8143020), (285, 6542988), (342, 5452490), (380, 4907241), (458, 4071510), (570, 3271494), (684, 2726245), (687, 2714340), (855, 2180996), (916, 2035755), (1140, 1635747), (1145, 1628604), (1374, 1357170), (1710, 1090498), (2061, 904780), (2290, 814302), (2381, 783180), (2748, 678585), (3420, 545249), (3435, 542868), (4122, 452390), (4351, 428580), (4580, 407151), (4762, 391590), (6870, 271434), (7143, 261060), (8244, 226195), (8702, 214290), (9524, 195795), (10305, 180956), (11905, 156636), (13053, 142860), (13740, 135717), (14286, 130530), (17404, 107145), (20610, 90478), (21429, 87020), (21755, 85716), (23810, 78318), (26106, 71430), (28572, 65265), (35715, 52212), (39159, 47620), (41220, 45239), (42858, 43510)]