80979480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:890

約数の個数: 128

約数和(自身を含む): 273067200

約数和(自身を除く): 192087720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 97, 108, 120, 135, 180, 194, 216, 270, 291, 360, 388, 485, 540, 582, 773, 776, 873, 970, 1080, 1164, 1455, 1546, 1746, 1940, 2319, 2328, 2619, 2910, 3092, 3492, 3865, 3880, 4365, 4638, 5238, 5820, 6184, 6957, 6984, 7730, 8730, 9276, 10476, 11595, 11640, 13095, 13914, 15460, 17460, 18552, 20871, 20952, 23190, 26190, 27828, 30920, 34785, 34920, 41742, 46380, 52380, 55656, 69570, 74981, 83484, 92760, 104355, 104760, 139140, 149962, 166968, 208710, 224943, 278280, 299924, 374905, 417420, 449886, 599848, 674829, 749810, 834840, 899772, 1124715, 1349658, 1499620, 1799544, 2024487, 2249430, 2699316, 2999240, 3374145, 4048974, 4498860, 5398632, 6748290, 8097948, 8997720, 10122435, 13496580, 16195896, 20244870, 26993160, 40489740, 80979480]

約数ペア:

[(1, 80979480), (2, 40489740), (3, 26993160), (4, 20244870), (5, 16195896), (6, 13496580), (8, 10122435), (9, 8997720), (10, 8097948), (12, 6748290), (15, 5398632), (18, 4498860), (20, 4048974), (24, 3374145), (27, 2999240), (30, 2699316), (36, 2249430), (40, 2024487), (45, 1799544), (54, 1499620), (60, 1349658), (72, 1124715), (90, 899772), (97, 834840), (108, 749810), (120, 674829), (135, 599848), (180, 449886), (194, 417420), (216, 374905), (270, 299924), (291, 278280), (360, 224943), (388, 208710), (485, 166968), (540, 149962), (582, 139140), (773, 104760), (776, 104355), (873, 92760), (970, 83484), (1080, 74981), (1164, 69570), (1455, 55656), (1546, 52380), (1746, 46380), (1940, 41742), (2319, 34920), (2328, 34785), (2619, 30920), (2910, 27828), (3092, 26190), (3492, 23190), (3865, 20952), (3880, 20871), (4365, 18552), (4638, 17460), (5238, 15460), (5820, 13914), (6184, 13095), (6957, 11640), (6984, 11595), (7730, 10476), (8730, 9276)]