2187387280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:394

約数の個数: 240

約数和(自身を含む): 6038613504

約数和(自身を除く): 3851226224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 169, 170, 208, 221, 248, 260, 272, 307, 310, 338, 340, 403, 442, 496, 520, 527, 614, 620, 676, 680, 806, 845, 884, 1040, 1054, 1105, 1228, 1240, 1352, 1360, 1535, 1612, 1690, 1768, 2015, 2108, 2210, 2456, 2480, 2635, 2704, 2873, 3070, 3224, 3380, 3536, 3991, 4030, 4216, 4420, 4912, 5219, 5239, 5270, 5746, 6140, 6448, 6760, 6851, 7982, 8060, 8432, 8840, 9517, 10438, 10478, 10540, 11492, 12280, 13520, 13702, 14365, 15964, 16120, 17680, 19034, 19955, 20876, 20956, 21080, 22984, 24560, 26095, 26195, 27404, 28730, 31928, 32240, 34255, 38068, 39910, 41752, 41912, 42160, 45968, 47585, 51883, 52190, 52390, 54808, 57460, 63856, 67847, 68510, 76136, 79820, 83504, 83824, 89063, 95170, 103766, 104380, 104780, 109616, 114920, 123721, 135694, 137020, 152272, 159640, 161789, 178126, 190340, 207532, 208760, 209560, 229840, 247442, 259415, 271388, 274040, 319280, 323578, 339235, 356252, 380680, 415064, 417520, 419120, 445315, 494884, 518830, 542776, 548080, 618605, 647156, 678470, 712504, 761360, 808945, 830128, 882011, 890630, 989768, 1037660, 1085552, 1237210, 1294312, 1356940, 1425008, 1608373, 1617890, 1764022, 1781260, 1979536, 2075320, 2103257, 2474420, 2588624, 2713880, 3216746, 3235780, 3528044, 3562520, 4150640, 4206514, 4410055, 4948840, 5427760, 6433492, 6471560, 7056088, 7125040, 8041865, 8413028, 8820110, 9897680, 10516285, 12866984, 12943120, 14112176, 16083730, 16826056, 17640220, 21032570, 25733968, 27342341, 32167460, 33652112, 35280440, 42065140, 54684682, 64334920, 70560880, 84130280, 109369364, 128669840, 136711705, 168260560, 218738728, 273423410, 437477456, 546846820, 1093693640, 2187387280]

約数ペア:

[(1, 2187387280), (2, 1093693640), (4, 546846820), (5, 437477456), (8, 273423410), (10, 218738728), (13, 168260560), (16, 136711705), (17, 128669840), (20, 109369364), (26, 84130280), (31, 70560880), (34, 64334920), (40, 54684682), (52, 42065140), (62, 35280440), (65, 33652112), (68, 32167460), (80, 27342341), (85, 25733968), (104, 21032570), (124, 17640220), (130, 16826056), (136, 16083730), (155, 14112176), (169, 12943120), (170, 12866984), (208, 10516285), (221, 9897680), (248, 8820110), (260, 8413028), (272, 8041865), (307, 7125040), (310, 7056088), (338, 6471560), (340, 6433492), (403, 5427760), (442, 4948840), (496, 4410055), (520, 4206514), (527, 4150640), (614, 3562520), (620, 3528044), (676, 3235780), (680, 3216746), (806, 2713880), (845, 2588624), (884, 2474420), (1040, 2103257), (1054, 2075320), (1105, 1979536), (1228, 1781260), (1240, 1764022), (1352, 1617890), (1360, 1608373), (1535, 1425008), (1612, 1356940), (1690, 1294312), (1768, 1237210), (2015, 1085552), (2108, 1037660), (2210, 989768), (2456, 890630), (2480, 882011), (2635, 830128), (2704, 808945), (2873, 761360), (3070, 712504), (3224, 678470), (3380, 647156), (3536, 618605), (3991, 548080), (4030, 542776), (4216, 518830), (4420, 494884), (4912, 445315), (5219, 419120), (5239, 417520), (5270, 415064), (5746, 380680), (6140, 356252), (6448, 339235), (6760, 323578), (6851, 319280), (7982, 274040), (8060, 271388), (8432, 259415), (8840, 247442), (9517, 229840), (10438, 209560), (10478, 208760), (10540, 207532), (11492, 190340), (12280, 178126), (13520, 161789), (13702, 159640), (14365, 152272), (15964, 137020), (16120, 135694), (17680, 123721), (19034, 114920), (19955, 109616), (20876, 104780), (20956, 104380), (21080, 103766), (22984, 95170), (24560, 89063), (26095, 83824), (26195, 83504), (27404, 79820), (28730, 76136), (31928, 68510), (32240, 67847), (34255, 63856), (38068, 57460), (39910, 54808), (41752, 52390), (41912, 52190), (42160, 51883), (45968, 47585)]