1617949520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:649

約数の個数: 160

約数和(自身を含む): 4278583296

約数和(自身を除く): 2660633776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 127, 155, 176, 220, 248, 254, 310, 341, 440, 467, 496, 508, 620, 635, 682, 880, 934, 1016, 1240, 1270, 1364, 1397, 1705, 1868, 2032, 2335, 2480, 2540, 2728, 2794, 3410, 3736, 3937, 4670, 5080, 5137, 5456, 5588, 6820, 6985, 7472, 7874, 9340, 10160, 10274, 11176, 13640, 13970, 14477, 15748, 18680, 19685, 20548, 22352, 25685, 27280, 27940, 28954, 31496, 37360, 39370, 41096, 43307, 51370, 55880, 57908, 59309, 62992, 72385, 78740, 82192, 86614, 102740, 111760, 115816, 118618, 144770, 157480, 159247, 173228, 205480, 216535, 231632, 237236, 289540, 296545, 314960, 318494, 346456, 410960, 433070, 474472, 579080, 593090, 636988, 652399, 692912, 796235, 866140, 948944, 1158160, 1186180, 1273976, 1304798, 1592470, 1732280, 1838579, 2372360, 2547952, 2609596, 3184940, 3261995, 3464560, 3677158, 4744720, 5219192, 6369880, 6523990, 7354316, 9192895, 10438384, 12739760, 13047980, 14708632, 18385790, 20224369, 26095960, 29417264, 36771580, 40448738, 52191920, 73543160, 80897476, 101121845, 147086320, 161794952, 202243690, 323589904, 404487380, 808974760, 1617949520]

約数ペア:

[(1, 1617949520), (2, 808974760), (4, 404487380), (5, 323589904), (8, 202243690), (10, 161794952), (11, 147086320), (16, 101121845), (20, 80897476), (22, 73543160), (31, 52191920), (40, 40448738), (44, 36771580), (55, 29417264), (62, 26095960), (80, 20224369), (88, 18385790), (110, 14708632), (124, 13047980), (127, 12739760), (155, 10438384), (176, 9192895), (220, 7354316), (248, 6523990), (254, 6369880), (310, 5219192), (341, 4744720), (440, 3677158), (467, 3464560), (496, 3261995), (508, 3184940), (620, 2609596), (635, 2547952), (682, 2372360), (880, 1838579), (934, 1732280), (1016, 1592470), (1240, 1304798), (1270, 1273976), (1364, 1186180), (1397, 1158160), (1705, 948944), (1868, 866140), (2032, 796235), (2335, 692912), (2480, 652399), (2540, 636988), (2728, 593090), (2794, 579080), (3410, 474472), (3736, 433070), (3937, 410960), (4670, 346456), (5080, 318494), (5137, 314960), (5456, 296545), (5588, 289540), (6820, 237236), (6985, 231632), (7472, 216535), (7874, 205480), (9340, 173228), (10160, 159247), (10274, 157480), (11176, 144770), (13640, 118618), (13970, 115816), (14477, 111760), (15748, 102740), (18680, 86614), (19685, 82192), (20548, 78740), (22352, 72385), (25685, 62992), (27280, 59309), (27940, 57908), (28954, 55880), (31496, 51370), (37360, 43307), (39370, 41096)]