259854400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 189

約数和(自身を含む): 715427703

約数和(自身を除く): 455573303

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 130, 155, 160, 169, 200, 208, 248, 260, 310, 320, 325, 338, 400, 403, 416, 496, 520, 620, 650, 676, 775, 800, 806, 832, 845, 961, 992, 1040, 1240, 1300, 1352, 1550, 1600, 1612, 1690, 1922, 1984, 2015, 2080, 2480, 2600, 2704, 3100, 3224, 3380, 3844, 4030, 4160, 4225, 4805, 4960, 5200, 5239, 5408, 6200, 6448, 6760, 7688, 8060, 8450, 9610, 9920, 10075, 10400, 10478, 10816, 12400, 12493, 12896, 13520, 15376, 16120, 16900, 19220, 20150, 20800, 20956, 24025, 24800, 24986, 25792, 26195, 27040, 30752, 32240, 33800, 38440, 40300, 41912, 48050, 49600, 49972, 52390, 54080, 61504, 62465, 64480, 67600, 76880, 80600, 83824, 96100, 99944, 104780, 124930, 128960, 130975, 135200, 153760, 161200, 162409, 167648, 192200, 199888, 209560, 249860, 261950, 270400, 307520, 312325, 322400, 324818, 335296, 384400, 399776, 419120, 499720, 523900, 624650, 644800, 649636, 768800, 799552, 812045, 838240, 999440, 1047800, 1249300, 1299272, 1537600, 1624090, 1676480, 1998880, 2095600, 2498600, 2598544, 3248180, 3997760, 4060225, 4191200, 4997200, 5197088, 6496360, 8120450, 8382400, 9994400, 10394176, 12992720, 16240900, 19988800, 25985440, 32481800, 51970880, 64963600, 129927200, 259854400]

約数ペア:

[(1, 259854400), (2, 129927200), (4, 64963600), (5, 51970880), (8, 32481800), (10, 25985440), (13, 19988800), (16, 16240900), (20, 12992720), (25, 10394176), (26, 9994400), (31, 8382400), (32, 8120450), (40, 6496360), (50, 5197088), (52, 4997200), (62, 4191200), (64, 4060225), (65, 3997760), (80, 3248180), (100, 2598544), (104, 2498600), (124, 2095600), (130, 1998880), (155, 1676480), (160, 1624090), (169, 1537600), (200, 1299272), (208, 1249300), (248, 1047800), (260, 999440), (310, 838240), (320, 812045), (325, 799552), (338, 768800), (400, 649636), (403, 644800), (416, 624650), (496, 523900), (520, 499720), (620, 419120), (650, 399776), (676, 384400), (775, 335296), (800, 324818), (806, 322400), (832, 312325), (845, 307520), (961, 270400), (992, 261950), (1040, 249860), (1240, 209560), (1300, 199888), (1352, 192200), (1550, 167648), (1600, 162409), (1612, 161200), (1690, 153760), (1922, 135200), (1984, 130975), (2015, 128960), (2080, 124930), (2480, 104780), (2600, 99944), (2704, 96100), (3100, 83824), (3224, 80600), (3380, 76880), (3844, 67600), (4030, 64480), (4160, 62465), (4225, 61504), (4805, 54080), (4960, 52390), (5200, 49972), (5239, 49600), (5408, 48050), (6200, 41912), (6448, 40300), (6760, 38440), (7688, 33800), (8060, 32240), (8450, 30752), (9610, 27040), (9920, 26195), (10075, 25792), (10400, 24986), (10478, 24800), (10816, 24025), (12400, 20956), (12493, 20800), (12896, 20150), (13520, 19220), (15376, 16900)]