20744550900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1597}}^1$

素因数の和:1920

約数の個数: 288

約数和(自身を含む): 70906711680

約数和(自身を除く): 50162160780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 85, 90, 100, 102, 108, 135, 150, 153, 170, 180, 204, 225, 255, 270, 283, 300, 306, 340, 425, 450, 459, 510, 540, 566, 612, 675, 765, 849, 850, 900, 918, 1020, 1132, 1275, 1350, 1415, 1530, 1597, 1698, 1700, 1836, 2295, 2547, 2550, 2700, 2830, 3060, 3194, 3396, 3825, 4245, 4590, 4791, 4811, 5094, 5100, 5660, 6388, 7075, 7641, 7650, 7985, 8490, 9180, 9582, 9622, 10188, 11475, 12735, 14150, 14373, 14433, 15282, 15300, 15970, 16980, 19164, 19244, 21225, 22950, 23955, 24055, 25470, 27149, 28300, 28746, 28866, 30564, 31940, 38205, 39925, 42450, 43119, 43299, 45900, 47910, 48110, 50940, 54298, 57492, 57732, 63675, 71865, 72165, 76410, 79850, 81447, 84900, 86238, 86598, 95820, 96220, 108596, 119775, 120275, 127350, 129897, 135745, 143730, 144330, 152820, 159700, 162894, 172476, 173196, 191025, 215595, 216495, 239550, 240550, 244341, 254700, 259794, 271490, 287460, 288660, 325788, 359325, 360825, 382050, 407235, 431190, 432990, 451951, 479100, 481100, 488682, 519588, 542980, 649485, 678725, 718650, 721650, 733023, 764100, 814470, 862380, 865980, 903902, 977364, 1077975, 1082475, 1221705, 1298970, 1355853, 1357450, 1437300, 1443300, 1466046, 1628940, 1807804, 2036175, 2155950, 2164950, 2259755, 2443410, 2597940, 2711706, 2714900, 2932092, 3247425, 3665115, 4067559, 4072350, 4311900, 4329900, 4519510, 4886820, 5423412, 6108525, 6494850, 6779265, 7330230, 7683167, 8135118, 8144700, 9039020, 11298775, 12202677, 12217050, 12989700, 13558530, 14660460, 15366334, 16270236, 18325575, 20337795, 22597550, 23049501, 24405354, 24434100, 27117060, 30732668, 33896325, 36651150, 38415835, 40675590, 45195100, 46099002, 48810708, 61013385, 67792650, 69148503, 73302300, 76831670, 81351180, 92198004, 101688975, 115247505, 122026770, 135585300, 138297006, 153663340, 192079175, 203377950, 207445509, 230495010, 244053540, 276594012, 305066925, 345742515, 384158350, 406755900, 414891018, 460990020, 576237525, 610133850, 691485030, 768316700, 829782036, 1037227545, 1152475050, 1220267700, 1382970060, 1728712575, 2074455090, 2304950100, 3457425150, 4148910180, 5186137725, 6914850300, 10372275450, 20744550900]

約数ペア:

[(1, 20744550900), (2, 10372275450), (3, 6914850300), (4, 5186137725), (5, 4148910180), (6, 3457425150), (9, 2304950100), (10, 2074455090), (12, 1728712575), (15, 1382970060), (17, 1220267700), (18, 1152475050), (20, 1037227545), (25, 829782036), (27, 768316700), (30, 691485030), (34, 610133850), (36, 576237525), (45, 460990020), (50, 414891018), (51, 406755900), (54, 384158350), (60, 345742515), (68, 305066925), (75, 276594012), (85, 244053540), (90, 230495010), (100, 207445509), (102, 203377950), (108, 192079175), (135, 153663340), (150, 138297006), (153, 135585300), (170, 122026770), (180, 115247505), (204, 101688975), (225, 92198004), (255, 81351180), (270, 76831670), (283, 73302300), (300, 69148503), (306, 67792650), (340, 61013385), (425, 48810708), (450, 46099002), (459, 45195100), (510, 40675590), (540, 38415835), (566, 36651150), (612, 33896325), (675, 30732668), (765, 27117060), (849, 24434100), (850, 24405354), (900, 23049501), (918, 22597550), (1020, 20337795), (1132, 18325575), (1275, 16270236), (1350, 15366334), (1415, 14660460), (1530, 13558530), (1597, 12989700), (1698, 12217050), (1700, 12202677), (1836, 11298775), (2295, 9039020), (2547, 8144700), (2550, 8135118), (2700, 7683167), (2830, 7330230), (3060, 6779265), (3194, 6494850), (3396, 6108525), (3825, 5423412), (4245, 4886820), (4590, 4519510), (4791, 4329900), (4811, 4311900), (5094, 4072350), (5100, 4067559), (5660, 3665115), (6388, 3247425), (7075, 2932092), (7641, 2714900), (7650, 2711706), (7985, 2597940), (8490, 2443410), (9180, 2259755), (9582, 2164950), (9622, 2155950), (10188, 2036175), (11475, 1807804), (12735, 1628940), (14150, 1466046), (14373, 1443300), (14433, 1437300), (15282, 1357450), (15300, 1355853), (15970, 1298970), (16980, 1221705), (19164, 1082475), (19244, 1077975), (21225, 977364), (22950, 903902), (23955, 865980), (24055, 862380), (25470, 814470), (27149, 764100), (28300, 733023), (28746, 721650), (28866, 718650), (30564, 678725), (31940, 649485), (38205, 542980), (39925, 519588), (42450, 488682), (43119, 481100), (43299, 479100), (45900, 451951), (47910, 432990), (48110, 431190), (50940, 407235), (54298, 382050), (57492, 360825), (57732, 359325), (63675, 325788), (71865, 288660), (72165, 287460), (76410, 271490), (79850, 259794), (81447, 254700), (84900, 244341), (86238, 240550), (86598, 239550), (95820, 216495), (96220, 215595), (108596, 191025), (119775, 173196), (120275, 172476), (127350, 162894), (129897, 159700), (135745, 152820), (143730, 144330)]