253532880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:394

約数の個数: 240

約数和(自身を含む): 905608704

約数和(自身を除く): 652075824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 37, 40, 45, 48, 60, 62, 72, 74, 80, 90, 93, 111, 120, 124, 144, 148, 155, 180, 185, 186, 222, 240, 248, 279, 296, 307, 310, 333, 360, 370, 372, 444, 465, 496, 555, 558, 592, 614, 620, 666, 720, 740, 744, 888, 921, 930, 1110, 1116, 1147, 1228, 1240, 1332, 1395, 1480, 1488, 1535, 1665, 1776, 1842, 1860, 2220, 2232, 2294, 2456, 2480, 2664, 2763, 2790, 2960, 3070, 3330, 3441, 3684, 3720, 4440, 4464, 4588, 4605, 4912, 5328, 5526, 5580, 5735, 6140, 6660, 6882, 7368, 7440, 8880, 9176, 9210, 9517, 10323, 11052, 11160, 11359, 11470, 12280, 13320, 13764, 13815, 14736, 17205, 18352, 18420, 19034, 20646, 22104, 22320, 22718, 22940, 24560, 26640, 27528, 27630, 28551, 34077, 34410, 36840, 38068, 41292, 44208, 45436, 45880, 47585, 51615, 55056, 55260, 56795, 57102, 68154, 68820, 73680, 76136, 82584, 85653, 90872, 91760, 95170, 102231, 103230, 110520, 113590, 114204, 136308, 137640, 142755, 152272, 165168, 170385, 171306, 181744, 190340, 204462, 206460, 221040, 227180, 228408, 272616, 275280, 285510, 340770, 342612, 352129, 380680, 408924, 412920, 428265, 454360, 456816, 511155, 545232, 571020, 681540, 685224, 704258, 761360, 817848, 825840, 856530, 908720, 1022310, 1056387, 1142040, 1363080, 1370448, 1408516, 1635696, 1713060, 1760645, 2044620, 2112774, 2284080, 2726160, 2817032, 3169161, 3426120, 3521290, 4089240, 4225548, 5281935, 5634064, 6338322, 6852240, 7042580, 8178480, 8451096, 10563870, 12676644, 14085160, 15845805, 16902192, 21127740, 25353288, 28170320, 31691610, 42255480, 50706576, 63383220, 84510960, 126766440, 253532880]

約数ペア:

[(1, 253532880), (2, 126766440), (3, 84510960), (4, 63383220), (5, 50706576), (6, 42255480), (8, 31691610), (9, 28170320), (10, 25353288), (12, 21127740), (15, 16902192), (16, 15845805), (18, 14085160), (20, 12676644), (24, 10563870), (30, 8451096), (31, 8178480), (36, 7042580), (37, 6852240), (40, 6338322), (45, 5634064), (48, 5281935), (60, 4225548), (62, 4089240), (72, 3521290), (74, 3426120), (80, 3169161), (90, 2817032), (93, 2726160), (111, 2284080), (120, 2112774), (124, 2044620), (144, 1760645), (148, 1713060), (155, 1635696), (180, 1408516), (185, 1370448), (186, 1363080), (222, 1142040), (240, 1056387), (248, 1022310), (279, 908720), (296, 856530), (307, 825840), (310, 817848), (333, 761360), (360, 704258), (370, 685224), (372, 681540), (444, 571020), (465, 545232), (496, 511155), (555, 456816), (558, 454360), (592, 428265), (614, 412920), (620, 408924), (666, 380680), (720, 352129), (740, 342612), (744, 340770), (888, 285510), (921, 275280), (930, 272616), (1110, 228408), (1116, 227180), (1147, 221040), (1228, 206460), (1240, 204462), (1332, 190340), (1395, 181744), (1480, 171306), (1488, 170385), (1535, 165168), (1665, 152272), (1776, 142755), (1842, 137640), (1860, 136308), (2220, 114204), (2232, 113590), (2294, 110520), (2456, 103230), (2480, 102231), (2664, 95170), (2763, 91760), (2790, 90872), (2960, 85653), (3070, 82584), (3330, 76136), (3441, 73680), (3684, 68820), (3720, 68154), (4440, 57102), (4464, 56795), (4588, 55260), (4605, 55056), (4912, 51615), (5328, 47585), (5526, 45880), (5580, 45436), (5735, 44208), (6140, 41292), (6660, 38068), (6882, 36840), (7368, 34410), (7440, 34077), (8880, 28551), (9176, 27630), (9210, 27528), (9517, 26640), (10323, 24560), (11052, 22940), (11160, 22718), (11359, 22320), (11470, 22104), (12280, 20646), (13320, 19034), (13764, 18420), (13815, 18352), (14736, 17205)]