1028142900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:951

約数の個数: 216

約数和(自身を含む): 3407948544

約数和(自身を除く): 2379805644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 43, 45, 50, 60, 62, 75, 86, 90, 93, 100, 124, 129, 150, 155, 172, 180, 186, 215, 225, 258, 279, 300, 310, 372, 387, 430, 450, 465, 516, 558, 620, 645, 774, 775, 857, 860, 900, 930, 1075, 1116, 1290, 1333, 1395, 1548, 1550, 1714, 1860, 1935, 2150, 2325, 2571, 2580, 2666, 2790, 3100, 3225, 3428, 3870, 3999, 4285, 4300, 4650, 5142, 5332, 5580, 6450, 6665, 6975, 7713, 7740, 7998, 8570, 9300, 9675, 10284, 11997, 12855, 12900, 13330, 13950, 15426, 15996, 17140, 19350, 19995, 21425, 23994, 25710, 26567, 26660, 27900, 30852, 33325, 36851, 38565, 38700, 39990, 42850, 47988, 51420, 53134, 59985, 64275, 66650, 73702, 77130, 79701, 79980, 85700, 99975, 106268, 110553, 119970, 128550, 132835, 133300, 147404, 154260, 159402, 184255, 192825, 199950, 221106, 239103, 239940, 257100, 265670, 299925, 318804, 331659, 368510, 385650, 398505, 399900, 442212, 478206, 531340, 552765, 599850, 663318, 664175, 737020, 771300, 797010, 921275, 956412, 1105530, 1142381, 1195515, 1199700, 1326636, 1328350, 1594020, 1658295, 1842550, 1992525, 2211060, 2284762, 2391030, 2656700, 2763825, 3316590, 3427143, 3685100, 3985050, 4569524, 4782060, 5527650, 5711905, 5977575, 6633180, 6854286, 7970100, 8291475, 10281429, 11055300, 11423810, 11955150, 13708572, 16582950, 17135715, 20562858, 22847620, 23910300, 28559525, 33165900, 34271430, 41125716, 51407145, 57119050, 68542860, 85678575, 102814290, 114238100, 171357150, 205628580, 257035725, 342714300, 514071450, 1028142900]

約数ペア:

[(1, 1028142900), (2, 514071450), (3, 342714300), (4, 257035725), (5, 205628580), (6, 171357150), (9, 114238100), (10, 102814290), (12, 85678575), (15, 68542860), (18, 57119050), (20, 51407145), (25, 41125716), (30, 34271430), (31, 33165900), (36, 28559525), (43, 23910300), (45, 22847620), (50, 20562858), (60, 17135715), (62, 16582950), (75, 13708572), (86, 11955150), (90, 11423810), (93, 11055300), (100, 10281429), (124, 8291475), (129, 7970100), (150, 6854286), (155, 6633180), (172, 5977575), (180, 5711905), (186, 5527650), (215, 4782060), (225, 4569524), (258, 3985050), (279, 3685100), (300, 3427143), (310, 3316590), (372, 2763825), (387, 2656700), (430, 2391030), (450, 2284762), (465, 2211060), (516, 1992525), (558, 1842550), (620, 1658295), (645, 1594020), (774, 1328350), (775, 1326636), (857, 1199700), (860, 1195515), (900, 1142381), (930, 1105530), (1075, 956412), (1116, 921275), (1290, 797010), (1333, 771300), (1395, 737020), (1548, 664175), (1550, 663318), (1714, 599850), (1860, 552765), (1935, 531340), (2150, 478206), (2325, 442212), (2571, 399900), (2580, 398505), (2666, 385650), (2790, 368510), (3100, 331659), (3225, 318804), (3428, 299925), (3870, 265670), (3999, 257100), (4285, 239940), (4300, 239103), (4650, 221106), (5142, 199950), (5332, 192825), (5580, 184255), (6450, 159402), (6665, 154260), (6975, 147404), (7713, 133300), (7740, 132835), (7998, 128550), (8570, 119970), (9300, 110553), (9675, 106268), (10284, 99975), (11997, 85700), (12855, 79980), (12900, 79701), (13330, 77130), (13950, 73702), (15426, 66650), (15996, 64275), (17140, 59985), (19350, 53134), (19995, 51420), (21425, 47988), (23994, 42850), (25710, 39990), (26567, 38700), (26660, 38565), (27900, 36851), (30852, 33325)]