280608900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:283

約数の個数: 288

約数和(自身を含む): 989270016

約数和(自身を除く): 708661116

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 31, 33, 39, 44, 50, 52, 55, 60, 62, 65, 66, 75, 78, 93, 100, 110, 124, 130, 132, 143, 150, 155, 156, 165, 186, 195, 211, 220, 260, 275, 286, 300, 310, 325, 330, 341, 372, 390, 403, 422, 429, 465, 550, 572, 620, 633, 650, 660, 682, 715, 775, 780, 806, 825, 844, 858, 930, 975, 1023, 1055, 1100, 1209, 1266, 1300, 1364, 1430, 1550, 1612, 1650, 1705, 1716, 1860, 1950, 2015, 2046, 2110, 2145, 2321, 2325, 2418, 2532, 2743, 2860, 3100, 3165, 3300, 3410, 3575, 3900, 4030, 4092, 4220, 4290, 4433, 4642, 4650, 4836, 5115, 5275, 5486, 6045, 6330, 6541, 6820, 6963, 7150, 8060, 8229, 8525, 8580, 8866, 9284, 9300, 10075, 10230, 10550, 10725, 10972, 11605, 12090, 12660, 13082, 13299, 13715, 13926, 14300, 15825, 16458, 17050, 17732, 19623, 20150, 20460, 21100, 21450, 22165, 23210, 24180, 25575, 26164, 26598, 27430, 27852, 30173, 30225, 31650, 32705, 32916, 34100, 34815, 39246, 40300, 41145, 42900, 44330, 46420, 51150, 53196, 54860, 58025, 60346, 60450, 63300, 65410, 66495, 68575, 69630, 71951, 78492, 82290, 85033, 88660, 90519, 98115, 102300, 110825, 116050, 120692, 120900, 130820, 132990, 137150, 139260, 143902, 150865, 163525, 164580, 170066, 174075, 181038, 196230, 205725, 215853, 221650, 232100, 255099, 265980, 274300, 287804, 301730, 327050, 332475, 340132, 348150, 359755, 362076, 392460, 411450, 425165, 431706, 443300, 452595, 490575, 510198, 603460, 654100, 664950, 696300, 719510, 754325, 822900, 850330, 863412, 905190, 935363, 981150, 1020396, 1079265, 1275495, 1329900, 1439020, 1508650, 1700660, 1798775, 1810380, 1870726, 1962300, 2125825, 2158530, 2262975, 2550990, 2806089, 3017300, 3597550, 3741452, 4251650, 4317060, 4525950, 4676815, 5101980, 5396325, 5612178, 6377475, 7195100, 8503300, 9051900, 9353630, 10792650, 11224356, 12754950, 14030445, 18707260, 21585300, 23384075, 25509900, 28060890, 46768150, 56121780, 70152225, 93536300, 140304450, 280608900]

約数ペア:

[(1, 280608900), (2, 140304450), (3, 93536300), (4, 70152225), (5, 56121780), (6, 46768150), (10, 28060890), (11, 25509900), (12, 23384075), (13, 21585300), (15, 18707260), (20, 14030445), (22, 12754950), (25, 11224356), (26, 10792650), (30, 9353630), (31, 9051900), (33, 8503300), (39, 7195100), (44, 6377475), (50, 5612178), (52, 5396325), (55, 5101980), (60, 4676815), (62, 4525950), (65, 4317060), (66, 4251650), (75, 3741452), (78, 3597550), (93, 3017300), (100, 2806089), (110, 2550990), (124, 2262975), (130, 2158530), (132, 2125825), (143, 1962300), (150, 1870726), (155, 1810380), (156, 1798775), (165, 1700660), (186, 1508650), (195, 1439020), (211, 1329900), (220, 1275495), (260, 1079265), (275, 1020396), (286, 981150), (300, 935363), (310, 905190), (325, 863412), (330, 850330), (341, 822900), (372, 754325), (390, 719510), (403, 696300), (422, 664950), (429, 654100), (465, 603460), (550, 510198), (572, 490575), (620, 452595), (633, 443300), (650, 431706), (660, 425165), (682, 411450), (715, 392460), (775, 362076), (780, 359755), (806, 348150), (825, 340132), (844, 332475), (858, 327050), (930, 301730), (975, 287804), (1023, 274300), (1055, 265980), (1100, 255099), (1209, 232100), (1266, 221650), (1300, 215853), (1364, 205725), (1430, 196230), (1550, 181038), (1612, 174075), (1650, 170066), (1705, 164580), (1716, 163525), (1860, 150865), (1950, 143902), (2015, 139260), (2046, 137150), (2110, 132990), (2145, 130820), (2321, 120900), (2325, 120692), (2418, 116050), (2532, 110825), (2743, 102300), (2860, 98115), (3100, 90519), (3165, 88660), (3300, 85033), (3410, 82290), (3575, 78492), (3900, 71951), (4030, 69630), (4092, 68575), (4220, 66495), (4290, 65410), (4433, 63300), (4642, 60450), (4650, 60346), (4836, 58025), (5115, 54860), (5275, 53196), (5486, 51150), (6045, 46420), (6330, 44330), (6541, 42900), (6820, 41145), (6963, 40300), (7150, 39246), (8060, 34815), (8229, 34100), (8525, 32916), (8580, 32705), (8866, 31650), (9284, 30225), (9300, 30173), (10075, 27852), (10230, 27430), (10550, 26598), (10725, 26164), (10972, 25575), (11605, 24180), (12090, 23210), (12660, 22165), (13082, 21450), (13299, 21100), (13715, 20460), (13926, 20150), (14300, 19623), (15825, 17732), (16458, 17050)]