205665840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6967}}^1$

素因数の和:7027

約数の個数: 120

約数和(自身を含む): 707642208

約数和(自身を除く): 501976368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 4920, 5904, 6967, 7380, 9840, 13934, 14760, 20901, 27868, 29520, 34835, 41802, 55736, 62703, 69670, 83604, 104505, 111472, 125406, 139340, 167208, 209010, 250812, 278680, 285647, 313515, 334416, 418020, 501624, 557360, 571294, 627030, 836040, 856941, 1003248, 1142588, 1254060, 1428235, 1672080, 1713882, 2285176, 2508120, 2570823, 2856470, 3427764, 4284705, 4570352, 5016240, 5141646, 5712940, 6855528, 8569410, 10283292, 11425880, 12854115, 13711056, 17138820, 20566584, 22851760, 25708230, 34277640, 41133168, 51416460, 68555280, 102832920, 205665840]

約数ペア:

[(1, 205665840), (2, 102832920), (3, 68555280), (4, 51416460), (5, 41133168), (6, 34277640), (8, 25708230), (9, 22851760), (10, 20566584), (12, 17138820), (15, 13711056), (16, 12854115), (18, 11425880), (20, 10283292), (24, 8569410), (30, 6855528), (36, 5712940), (40, 5141646), (41, 5016240), (45, 4570352), (48, 4284705), (60, 3427764), (72, 2856470), (80, 2570823), (82, 2508120), (90, 2285176), (120, 1713882), (123, 1672080), (144, 1428235), (164, 1254060), (180, 1142588), (205, 1003248), (240, 856941), (246, 836040), (328, 627030), (360, 571294), (369, 557360), (410, 501624), (492, 418020), (615, 334416), (656, 313515), (720, 285647), (738, 278680), (820, 250812), (984, 209010), (1230, 167208), (1476, 139340), (1640, 125406), (1845, 111472), (1968, 104505), (2460, 83604), (2952, 69670), (3280, 62703), (3690, 55736), (4920, 41802), (5904, 34835), (6967, 29520), (7380, 27868), (9840, 20901), (13934, 14760)]