1221390000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 300

約数和(自身を含む): 4388776392

約数和(自身を除く): 3167386392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 41, 45, 48, 50, 60, 72, 75, 80, 82, 90, 100, 120, 123, 125, 144, 150, 164, 180, 200, 205, 225, 240, 246, 250, 300, 328, 331, 360, 369, 375, 400, 410, 450, 492, 500, 600, 615, 625, 656, 662, 720, 738, 750, 820, 900, 984, 993, 1000, 1025, 1125, 1200, 1230, 1250, 1324, 1476, 1500, 1640, 1655, 1800, 1845, 1875, 1968, 1986, 2000, 2050, 2250, 2460, 2500, 2648, 2952, 2979, 3000, 3075, 3280, 3310, 3600, 3690, 3750, 3972, 4100, 4500, 4920, 4965, 5000, 5125, 5296, 5625, 5904, 5958, 6000, 6150, 6620, 7380, 7500, 7944, 8200, 8275, 9000, 9225, 9840, 9930, 10000, 10250, 11250, 11916, 12300, 13240, 13571, 14760, 14895, 15000, 15375, 15888, 16400, 16550, 18000, 18450, 19860, 20500, 22500, 23832, 24600, 24825, 25625, 26480, 27142, 29520, 29790, 30000, 30750, 33100, 36900, 39720, 40713, 41000, 41375, 45000, 46125, 47664, 49200, 49650, 51250, 54284, 59580, 61500, 66200, 67855, 73800, 74475, 76875, 79440, 81426, 82000, 82750, 90000, 92250, 99300, 102500, 108568, 119160, 122139, 123000, 124125, 132400, 135710, 147600, 148950, 153750, 162852, 165500, 184500, 198600, 203565, 205000, 206875, 217136, 230625, 238320, 244278, 246000, 248250, 271420, 297900, 307500, 325704, 331000, 339275, 369000, 372375, 397200, 407130, 410000, 413750, 461250, 488556, 496500, 542840, 595800, 610695, 615000, 620625, 651408, 662000, 678550, 738000, 744750, 814260, 827500, 922500, 977112, 993000, 1017825, 1085680, 1191600, 1221390, 1230000, 1241250, 1357100, 1489500, 1628520, 1655000, 1696375, 1845000, 1861875, 1954224, 1986000, 2035650, 2442780, 2482500, 2714200, 2979000, 3053475, 3257040, 3310000, 3392750, 3690000, 3723750, 4071300, 4885560, 4965000, 5089125, 5428400, 5958000, 6106950, 6785500, 7447500, 8142600, 8481875, 9771120, 9930000, 10178250, 12213900, 13571000, 14895000, 15267375, 16285200, 16963750, 20356500, 24427800, 25445625, 27142000, 29790000, 30534750, 33927500, 40713000, 48855600, 50891250, 61069500, 67855000, 76336875, 81426000, 101782500, 122139000, 135710000, 152673750, 203565000, 244278000, 305347500, 407130000, 610695000, 1221390000]

約数ペア:

[(1, 1221390000), (2, 610695000), (3, 407130000), (4, 305347500), (5, 244278000), (6, 203565000), (8, 152673750), (9, 135710000), (10, 122139000), (12, 101782500), (15, 81426000), (16, 76336875), (18, 67855000), (20, 61069500), (24, 50891250), (25, 48855600), (30, 40713000), (36, 33927500), (40, 30534750), (41, 29790000), (45, 27142000), (48, 25445625), (50, 24427800), (60, 20356500), (72, 16963750), (75, 16285200), (80, 15267375), (82, 14895000), (90, 13571000), (100, 12213900), (120, 10178250), (123, 9930000), (125, 9771120), (144, 8481875), (150, 8142600), (164, 7447500), (180, 6785500), (200, 6106950), (205, 5958000), (225, 5428400), (240, 5089125), (246, 4965000), (250, 4885560), (300, 4071300), (328, 3723750), (331, 3690000), (360, 3392750), (369, 3310000), (375, 3257040), (400, 3053475), (410, 2979000), (450, 2714200), (492, 2482500), (500, 2442780), (600, 2035650), (615, 1986000), (625, 1954224), (656, 1861875), (662, 1845000), (720, 1696375), (738, 1655000), (750, 1628520), (820, 1489500), (900, 1357100), (984, 1241250), (993, 1230000), (1000, 1221390), (1025, 1191600), (1125, 1085680), (1200, 1017825), (1230, 993000), (1250, 977112), (1324, 922500), (1476, 827500), (1500, 814260), (1640, 744750), (1655, 738000), (1800, 678550), (1845, 662000), (1875, 651408), (1968, 620625), (1986, 615000), (2000, 610695), (2050, 595800), (2250, 542840), (2460, 496500), (2500, 488556), (2648, 461250), (2952, 413750), (2979, 410000), (3000, 407130), (3075, 397200), (3280, 372375), (3310, 369000), (3600, 339275), (3690, 331000), (3750, 325704), (3972, 307500), (4100, 297900), (4500, 271420), (4920, 248250), (4965, 246000), (5000, 244278), (5125, 238320), (5296, 230625), (5625, 217136), (5904, 206875), (5958, 205000), (6000, 203565), (6150, 198600), (6620, 184500), (7380, 165500), (7500, 162852), (7944, 153750), (8200, 148950), (8275, 147600), (9000, 135710), (9225, 132400), (9840, 124125), (9930, 123000), (10000, 122139), (10250, 119160), (11250, 108568), (11916, 102500), (12300, 99300), (13240, 92250), (13571, 90000), (14760, 82750), (14895, 82000), (15000, 81426), (15375, 79440), (15888, 76875), (16400, 74475), (16550, 73800), (18000, 67855), (18450, 66200), (19860, 61500), (20500, 59580), (22500, 54284), (23832, 51250), (24600, 49650), (24825, 49200), (25625, 47664), (26480, 46125), (27142, 45000), (29520, 41375), (29790, 41000), (30000, 40713), (30750, 39720), (33100, 36900)]