257442900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 288

約数和(自身を含む): 929190528

約数和(自身を除く): 671747628

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 17, 20, 22, 25, 26, 30, 33, 34, 39, 44, 50, 51, 52, 55, 60, 65, 66, 68, 75, 78, 85, 100, 102, 110, 130, 132, 143, 150, 156, 165, 170, 187, 195, 204, 220, 221, 255, 260, 275, 286, 300, 325, 330, 340, 353, 374, 390, 425, 429, 442, 510, 550, 561, 572, 650, 660, 663, 706, 715, 748, 780, 825, 850, 858, 884, 935, 975, 1020, 1059, 1100, 1105, 1122, 1275, 1300, 1326, 1412, 1430, 1650, 1700, 1716, 1765, 1870, 1950, 2118, 2145, 2210, 2244, 2431, 2550, 2652, 2805, 2860, 3300, 3315, 3530, 3575, 3740, 3883, 3900, 4236, 4290, 4420, 4589, 4675, 4862, 5100, 5295, 5525, 5610, 6001, 6630, 7060, 7150, 7293, 7766, 8580, 8825, 9178, 9350, 9724, 10590, 10725, 11050, 11220, 11649, 12002, 12155, 13260, 13767, 14025, 14300, 14586, 15532, 16575, 17650, 18003, 18356, 18700, 19415, 21180, 21450, 22100, 22945, 23298, 24004, 24310, 26475, 27534, 28050, 29172, 30005, 33150, 35300, 36006, 36465, 38830, 42900, 45890, 46596, 48620, 50479, 52950, 55068, 56100, 58245, 60010, 60775, 66011, 66300, 68835, 72012, 72930, 77660, 78013, 90015, 91780, 97075, 100958, 105900, 114725, 116490, 120020, 121550, 132022, 137670, 145860, 150025, 151437, 156026, 180030, 182325, 194150, 198033, 201916, 229450, 232980, 234039, 243100, 252395, 264044, 275340, 291225, 300050, 302874, 312052, 330055, 344175, 360060, 364650, 388300, 390065, 396066, 450075, 458900, 468078, 504790, 582450, 600100, 605748, 660110, 688350, 729300, 757185, 780130, 792132, 858143, 900150, 936156, 990165, 1009580, 1164900, 1170195, 1261975, 1320220, 1376700, 1514370, 1560260, 1650275, 1716286, 1800300, 1950325, 1980330, 2340390, 2523950, 2574429, 3028740, 3300550, 3432572, 3785925, 3900650, 3960660, 4290715, 4680780, 4950825, 5047900, 5148858, 5850975, 6601100, 7571850, 7801300, 8581430, 9901650, 10297716, 11701950, 12872145, 15143700, 17162860, 19803300, 21453575, 23403900, 25744290, 42907150, 51488580, 64360725, 85814300, 128721450, 257442900]

約数ペア:

[(1, 257442900), (2, 128721450), (3, 85814300), (4, 64360725), (5, 51488580), (6, 42907150), (10, 25744290), (11, 23403900), (12, 21453575), (13, 19803300), (15, 17162860), (17, 15143700), (20, 12872145), (22, 11701950), (25, 10297716), (26, 9901650), (30, 8581430), (33, 7801300), (34, 7571850), (39, 6601100), (44, 5850975), (50, 5148858), (51, 5047900), (52, 4950825), (55, 4680780), (60, 4290715), (65, 3960660), (66, 3900650), (68, 3785925), (75, 3432572), (78, 3300550), (85, 3028740), (100, 2574429), (102, 2523950), (110, 2340390), (130, 1980330), (132, 1950325), (143, 1800300), (150, 1716286), (156, 1650275), (165, 1560260), (170, 1514370), (187, 1376700), (195, 1320220), (204, 1261975), (220, 1170195), (221, 1164900), (255, 1009580), (260, 990165), (275, 936156), (286, 900150), (300, 858143), (325, 792132), (330, 780130), (340, 757185), (353, 729300), (374, 688350), (390, 660110), (425, 605748), (429, 600100), (442, 582450), (510, 504790), (550, 468078), (561, 458900), (572, 450075), (650, 396066), (660, 390065), (663, 388300), (706, 364650), (715, 360060), (748, 344175), (780, 330055), (825, 312052), (850, 302874), (858, 300050), (884, 291225), (935, 275340), (975, 264044), (1020, 252395), (1059, 243100), (1100, 234039), (1105, 232980), (1122, 229450), (1275, 201916), (1300, 198033), (1326, 194150), (1412, 182325), (1430, 180030), (1650, 156026), (1700, 151437), (1716, 150025), (1765, 145860), (1870, 137670), (1950, 132022), (2118, 121550), (2145, 120020), (2210, 116490), (2244, 114725), (2431, 105900), (2550, 100958), (2652, 97075), (2805, 91780), (2860, 90015), (3300, 78013), (3315, 77660), (3530, 72930), (3575, 72012), (3740, 68835), (3883, 66300), (3900, 66011), (4236, 60775), (4290, 60010), (4420, 58245), (4589, 56100), (4675, 55068), (4862, 52950), (5100, 50479), (5295, 48620), (5525, 46596), (5610, 45890), (6001, 42900), (6630, 38830), (7060, 36465), (7150, 36006), (7293, 35300), (7766, 33150), (8580, 30005), (8825, 29172), (9178, 28050), (9350, 27534), (9724, 26475), (10590, 24310), (10725, 24004), (11050, 23298), (11220, 22945), (11649, 22100), (12002, 21450), (12155, 21180), (13260, 19415), (13767, 18700), (14025, 18356), (14300, 18003), (14586, 17650), (15532, 16575)]