20218887900

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{337}}^1\times {\mathrm{823}}^1$

素因数の和:1192

約数の個数: 252

約数和(自身を含む): 66057754672

約数和(自身を除く): 45838866772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 337, 405, 450, 486, 540, 674, 675, 729, 810, 823, 900, 972, 1011, 1215, 1348, 1350, 1458, 1620, 1646, 1685, 2022, 2025, 2430, 2469, 2700, 2916, 3033, 3292, 3370, 3645, 4044, 4050, 4115, 4860, 4938, 5055, 6066, 6075, 6740, 7290, 7407, 8100, 8230, 8425, 9099, 9876, 10110, 12132, 12150, 12345, 14580, 14814, 15165, 16460, 16850, 18198, 18225, 20220, 20575, 22221, 24300, 24690, 25275, 27297, 29628, 30330, 33700, 36396, 36450, 37035, 41150, 44442, 45495, 49380, 50550, 54594, 60660, 61725, 66663, 72900, 74070, 75825, 81891, 82300, 88884, 90990, 101100, 109188, 111105, 123450, 133326, 136485, 148140, 151650, 163782, 181980, 185175, 199989, 222210, 227475, 245673, 246900, 266652, 272970, 277351, 303300, 327564, 333315, 370350, 399978, 409455, 444420, 454950, 491346, 545940, 554702, 555525, 599967, 666630, 682425, 740700, 799956, 818910, 832053, 909900, 982692, 999945, 1109404, 1111050, 1199934, 1228365, 1333260, 1364850, 1386755, 1637820, 1664106, 1666575, 1999890, 2047275, 2222100, 2399868, 2456730, 2496159, 2729700, 2773510, 2999835, 3328212, 3333150, 3999780, 4094550, 4160265, 4913460, 4992318, 4999725, 5547020, 5999670, 6141825, 6666300, 6933775, 7488477, 8189100, 8320530, 9984636, 9999450, 11999340, 12283650, 12480795, 13867550, 14976954, 14999175, 16641060, 19998900, 20801325, 22465431, 24567300, 24961590, 27735100, 29953908, 29998350, 37442385, 41602650, 44930862, 49923180, 59996700, 62403975, 67396293, 74884770, 83205300, 89861724, 112327155, 124807950, 134792586, 149769540, 187211925, 202188879, 224654310, 249615900, 269585172, 336981465, 374423850, 404377758, 449308620, 561635775, 673962930, 748847700, 808755516, 1010944395, 1123271550, 1347925860, 1684907325, 2021888790, 2246543100, 3369814650, 4043777580, 5054721975, 6739629300, 10109443950, 20218887900]

約数ペア:

[(1, 20218887900), (2, 10109443950), (3, 6739629300), (4, 5054721975), (5, 4043777580), (6, 3369814650), (9, 2246543100), (10, 2021888790), (12, 1684907325), (15, 1347925860), (18, 1123271550), (20, 1010944395), (25, 808755516), (27, 748847700), (30, 673962930), (36, 561635775), (45, 449308620), (50, 404377758), (54, 374423850), (60, 336981465), (75, 269585172), (81, 249615900), (90, 224654310), (100, 202188879), (108, 187211925), (135, 149769540), (150, 134792586), (162, 124807950), (180, 112327155), (225, 89861724), (243, 83205300), (270, 74884770), (300, 67396293), (324, 62403975), (337, 59996700), (405, 49923180), (450, 44930862), (486, 41602650), (540, 37442385), (674, 29998350), (675, 29953908), (729, 27735100), (810, 24961590), (823, 24567300), (900, 22465431), (972, 20801325), (1011, 19998900), (1215, 16641060), (1348, 14999175), (1350, 14976954), (1458, 13867550), (1620, 12480795), (1646, 12283650), (1685, 11999340), (2022, 9999450), (2025, 9984636), (2430, 8320530), (2469, 8189100), (2700, 7488477), (2916, 6933775), (3033, 6666300), (3292, 6141825), (3370, 5999670), (3645, 5547020), (4044, 4999725), (4050, 4992318), (4115, 4913460), (4860, 4160265), (4938, 4094550), (5055, 3999780), (6066, 3333150), (6075, 3328212), (6740, 2999835), (7290, 2773510), (7407, 2729700), (8100, 2496159), (8230, 2456730), (8425, 2399868), (9099, 2222100), (9876, 2047275), (10110, 1999890), (12132, 1666575), (12150, 1664106), (12345, 1637820), (14580, 1386755), (14814, 1364850), (15165, 1333260), (16460, 1228365), (16850, 1199934), (18198, 1111050), (18225, 1109404), (20220, 999945), (20575, 982692), (22221, 909900), (24300, 832053), (24690, 818910), (25275, 799956), (27297, 740700), (29628, 682425), (30330, 666630), (33700, 599967), (36396, 555525), (36450, 554702), (37035, 545940), (41150, 491346), (44442, 454950), (45495, 444420), (49380, 409455), (50550, 399978), (54594, 370350), (60660, 333315), (61725, 327564), (66663, 303300), (72900, 277351), (74070, 272970), (75825, 266652), (81891, 246900), (82300, 245673), (88884, 227475), (90990, 222210), (101100, 199989), (109188, 185175), (111105, 181980), (123450, 163782), (133326, 151650), (136485, 148140)]