248843161720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1\times {\mathrm{2531}}^1$

素因数の和:3349

約数の個数: 128

約数和(自身を含む): 584758310400

約数和(自身を除く): 335915148680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 131, 145, 232, 262, 290, 524, 580, 647, 655, 1048, 1160, 1294, 1310, 2531, 2588, 2620, 3235, 3799, 5062, 5176, 5240, 6470, 7598, 10124, 12655, 12940, 15196, 18763, 18995, 20248, 25310, 25880, 30392, 37526, 37990, 50620, 73399, 75052, 75980, 84757, 93815, 101240, 146798, 150104, 151960, 169514, 187630, 293596, 331561, 339028, 366995, 375260, 423785, 587192, 663122, 678056, 733990, 750520, 847570, 1326244, 1467980, 1637557, 1657805, 1695140, 2457953, 2652488, 2935960, 3275114, 3315610, 3390280, 4915906, 6550228, 6631220, 8187785, 9615269, 9831812, 12289765, 13100456, 13262440, 16375570, 19230538, 19663624, 24579530, 32751140, 38461076, 47489153, 48076345, 49159060, 65502280, 76922152, 94978306, 96152690, 98318120, 189956612, 192305380, 214519967, 237445765, 379913224, 384610760, 429039934, 474891530, 858079868, 949783060, 1072599835, 1716159736, 1899566120, 2145199670, 4290399340, 6221079043, 8580798680, 12442158086, 24884316172, 31105395215, 49768632344, 62210790430, 124421580860, 248843161720]

約数ペア:

[(1, 248843161720), (2, 124421580860), (4, 62210790430), (5, 49768632344), (8, 31105395215), (10, 24884316172), (20, 12442158086), (29, 8580798680), (40, 6221079043), (58, 4290399340), (116, 2145199670), (131, 1899566120), (145, 1716159736), (232, 1072599835), (262, 949783060), (290, 858079868), (524, 474891530), (580, 429039934), (647, 384610760), (655, 379913224), (1048, 237445765), (1160, 214519967), (1294, 192305380), (1310, 189956612), (2531, 98318120), (2588, 96152690), (2620, 94978306), (3235, 76922152), (3799, 65502280), (5062, 49159060), (5176, 48076345), (5240, 47489153), (6470, 38461076), (7598, 32751140), (10124, 24579530), (12655, 19663624), (12940, 19230538), (15196, 16375570), (18763, 13262440), (18995, 13100456), (20248, 12289765), (25310, 9831812), (25880, 9615269), (30392, 8187785), (37526, 6631220), (37990, 6550228), (50620, 4915906), (73399, 3390280), (75052, 3315610), (75980, 3275114), (84757, 2935960), (93815, 2652488), (101240, 2457953), (146798, 1695140), (150104, 1657805), (151960, 1637557), (169514, 1467980), (187630, 1326244), (293596, 847570), (331561, 750520), (339028, 733990), (366995, 678056), (375260, 663122), (423785, 587192)]