231379400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 656208000

約数和(自身を除く): 424828600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 41, 50, 56, 58, 70, 82, 100, 116, 139, 140, 145, 164, 175, 200, 203, 205, 232, 278, 280, 287, 290, 328, 350, 406, 410, 556, 574, 580, 695, 700, 725, 812, 820, 973, 1015, 1025, 1112, 1148, 1160, 1189, 1390, 1400, 1435, 1450, 1624, 1640, 1946, 2030, 2050, 2296, 2378, 2780, 2870, 2900, 3475, 3892, 4031, 4060, 4100, 4756, 4865, 5075, 5560, 5699, 5740, 5800, 5945, 6950, 7175, 7784, 8062, 8120, 8200, 8323, 9512, 9730, 10150, 11398, 11480, 11890, 13900, 14350, 16124, 16646, 19460, 20155, 20300, 22796, 23780, 24325, 27800, 28217, 28495, 28700, 29725, 32248, 33292, 38920, 39893, 40310, 40600, 41615, 45592, 47560, 48650, 56434, 56990, 57400, 59450, 66584, 79786, 80620, 83230, 97300, 100775, 112868, 113980, 118900, 141085, 142475, 159572, 161240, 165271, 166460, 194600, 199465, 201550, 208075, 225736, 227960, 237800, 282170, 284950, 319144, 330542, 332920, 398930, 403100, 416150, 564340, 569900, 661084, 705425, 797860, 806200, 826355, 832300, 997325, 1128680, 1139800, 1156897, 1322168, 1410850, 1595720, 1652710, 1664600, 1994650, 2313794, 2821700, 3305420, 3989300, 4131775, 4627588, 5643400, 5784485, 6610840, 7978600, 8263550, 9255176, 11568970, 16527100, 23137940, 28922425, 33054200, 46275880, 57844850, 115689700, 231379400]

約数ペア:

[(1, 231379400), (2, 115689700), (4, 57844850), (5, 46275880), (7, 33054200), (8, 28922425), (10, 23137940), (14, 16527100), (20, 11568970), (25, 9255176), (28, 8263550), (29, 7978600), (35, 6610840), (40, 5784485), (41, 5643400), (50, 4627588), (56, 4131775), (58, 3989300), (70, 3305420), (82, 2821700), (100, 2313794), (116, 1994650), (139, 1664600), (140, 1652710), (145, 1595720), (164, 1410850), (175, 1322168), (200, 1156897), (203, 1139800), (205, 1128680), (232, 997325), (278, 832300), (280, 826355), (287, 806200), (290, 797860), (328, 705425), (350, 661084), (406, 569900), (410, 564340), (556, 416150), (574, 403100), (580, 398930), (695, 332920), (700, 330542), (725, 319144), (812, 284950), (820, 282170), (973, 237800), (1015, 227960), (1025, 225736), (1112, 208075), (1148, 201550), (1160, 199465), (1189, 194600), (1390, 166460), (1400, 165271), (1435, 161240), (1450, 159572), (1624, 142475), (1640, 141085), (1946, 118900), (2030, 113980), (2050, 112868), (2296, 100775), (2378, 97300), (2780, 83230), (2870, 80620), (2900, 79786), (3475, 66584), (3892, 59450), (4031, 57400), (4060, 56990), (4100, 56434), (4756, 48650), (4865, 47560), (5075, 45592), (5560, 41615), (5699, 40600), (5740, 40310), (5800, 39893), (5945, 38920), (6950, 33292), (7175, 32248), (7784, 29725), (8062, 28700), (8120, 28495), (8200, 28217), (8323, 27800), (9512, 24325), (9730, 23780), (10150, 22796), (11398, 20300), (11480, 20155), (11890, 19460), (13900, 16646), (14350, 16124)]