123721560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1298

約数の個数: 128

約数和(自身を含む): 417009600

約数和(自身を除く): 293288040

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, 776, 873, 970, 1080, 1164, 1181, 1455, 1746, 1940, 2328, 2362, 2619, 2910, 3492, 3543, 3880, 4365, 4724, 5238, 5820, 5905, 6984, 7086, 8730, 9448, 10476, 10629, 11640, 11810, 13095, 14172, 17460, 17715, 20952, 21258, 23620, 26190, 28344, 31887, 34920, 35430, 42516, 47240, 52380, 53145, 63774, 70860, 85032, 104760, 106290, 114557, 127548, 141720, 159435, 212580, 229114, 255096, 318870, 343671, 425160, 458228, 572785, 637740, 687342, 916456, 1031013, 1145570, 1275480, 1374684, 1718355, 2062026, 2291140, 2749368, 3093039, 3436710, 4124052, 4582280, 5155065, 6186078, 6873420, 8248104, 10310130, 12372156, 13746840, 15465195, 20620260, 24744312, 30930390, 41240520, 61860780, 123721560]

約数ペア:

[(1, 123721560), (2, 61860780), (3, 41240520), (4, 30930390), (5, 24744312), (6, 20620260), (8, 15465195), (9, 13746840), (10, 12372156), (12, 10310130), (15, 8248104), (18, 6873420), (20, 6186078), (24, 5155065), (27, 4582280), (30, 4124052), (36, 3436710), (40, 3093039), (45, 2749368), (54, 2291140), (60, 2062026), (72, 1718355), (90, 1374684), (97, 1275480), (108, 1145570), (120, 1031013), (135, 916456), (180, 687342), (194, 637740), (216, 572785), (270, 458228), (291, 425160), (360, 343671), (388, 318870), (485, 255096), (540, 229114), (582, 212580), (776, 159435), (873, 141720), (970, 127548), (1080, 114557), (1164, 106290), (1181, 104760), (1455, 85032), (1746, 70860), (1940, 63774), (2328, 53145), (2362, 52380), (2619, 47240), (2910, 42516), (3492, 35430), (3543, 34920), (3880, 31887), (4365, 28344), (4724, 26190), (5238, 23620), (5820, 21258), (5905, 20952), (6984, 17715), (7086, 17460), (8730, 14172), (9448, 13095), (10476, 11810), (10629, 11640)]