289507140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:379

約数の個数: 216

約数和(自身を含む): 984791808

約数和(自身を除く): 695284668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 169, 180, 186, 195, 234, 260, 279, 307, 310, 338, 372, 390, 403, 465, 468, 507, 558, 585, 614, 620, 676, 780, 806, 845, 921, 930, 1014, 1116, 1170, 1209, 1228, 1395, 1521, 1535, 1612, 1690, 1842, 1860, 2015, 2028, 2340, 2418, 2535, 2763, 2790, 3042, 3070, 3380, 3627, 3684, 3991, 4030, 4605, 4836, 5070, 5239, 5526, 5580, 6045, 6084, 6140, 7254, 7605, 7982, 8060, 9210, 9517, 10140, 10478, 11052, 11973, 12090, 13815, 14508, 15210, 15717, 15964, 18135, 18420, 19034, 19955, 20956, 23946, 24180, 26195, 27630, 28551, 30420, 31434, 35919, 36270, 38068, 39910, 47151, 47585, 47892, 51883, 52390, 55260, 57102, 59865, 62868, 71838, 72540, 78585, 79820, 85653, 94302, 95170, 103766, 104780, 114204, 119730, 123721, 142755, 143676, 155649, 157170, 171306, 179595, 188604, 190340, 207532, 235755, 239460, 247442, 259415, 285510, 311298, 314340, 342612, 359190, 371163, 428265, 466947, 471510, 494884, 518830, 571020, 618605, 622596, 718380, 742326, 778245, 856530, 933894, 943020, 1037660, 1113489, 1237210, 1484652, 1556490, 1608373, 1713060, 1855815, 1867788, 2226978, 2334735, 2474420, 3112980, 3216746, 3711630, 4453956, 4669470, 4825119, 5567445, 6433492, 7423260, 8041865, 9338940, 9650238, 11134890, 14475357, 16083730, 19300476, 22269780, 24125595, 28950714, 32167460, 48251190, 57901428, 72376785, 96502380, 144753570, 289507140]

約数ペア:

[(1, 289507140), (2, 144753570), (3, 96502380), (4, 72376785), (5, 57901428), (6, 48251190), (9, 32167460), (10, 28950714), (12, 24125595), (13, 22269780), (15, 19300476), (18, 16083730), (20, 14475357), (26, 11134890), (30, 9650238), (31, 9338940), (36, 8041865), (39, 7423260), (45, 6433492), (52, 5567445), (60, 4825119), (62, 4669470), (65, 4453956), (78, 3711630), (90, 3216746), (93, 3112980), (117, 2474420), (124, 2334735), (130, 2226978), (155, 1867788), (156, 1855815), (169, 1713060), (180, 1608373), (186, 1556490), (195, 1484652), (234, 1237210), (260, 1113489), (279, 1037660), (307, 943020), (310, 933894), (338, 856530), (372, 778245), (390, 742326), (403, 718380), (465, 622596), (468, 618605), (507, 571020), (558, 518830), (585, 494884), (614, 471510), (620, 466947), (676, 428265), (780, 371163), (806, 359190), (845, 342612), (921, 314340), (930, 311298), (1014, 285510), (1116, 259415), (1170, 247442), (1209, 239460), (1228, 235755), (1395, 207532), (1521, 190340), (1535, 188604), (1612, 179595), (1690, 171306), (1842, 157170), (1860, 155649), (2015, 143676), (2028, 142755), (2340, 123721), (2418, 119730), (2535, 114204), (2763, 104780), (2790, 103766), (3042, 95170), (3070, 94302), (3380, 85653), (3627, 79820), (3684, 78585), (3991, 72540), (4030, 71838), (4605, 62868), (4836, 59865), (5070, 57102), (5239, 55260), (5526, 52390), (5580, 51883), (6045, 47892), (6084, 47585), (6140, 47151), (7254, 39910), (7605, 38068), (7982, 36270), (8060, 35919), (9210, 31434), (9517, 30420), (10140, 28551), (10478, 27630), (11052, 26195), (11973, 24180), (12090, 23946), (13815, 20956), (14508, 19955), (15210, 19034), (15717, 18420), (15964, 18135)]