205980840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{863}}^1$

素因数の和:913

約数の個数: 256

約数和(自身を含む): 783820800

約数和(自身を除く): 577839960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 153, 156, 170, 180, 195, 204, 216, 221, 234, 255, 260, 270, 306, 312, 340, 351, 360, 390, 408, 442, 459, 468, 510, 520, 540, 585, 612, 663, 680, 702, 765, 780, 863, 884, 918, 936, 1020, 1080, 1105, 1170, 1224, 1326, 1404, 1530, 1560, 1726, 1755, 1768, 1836, 1989, 2040, 2210, 2295, 2340, 2589, 2652, 2808, 3060, 3315, 3452, 3510, 3672, 3978, 4315, 4420, 4590, 4680, 5178, 5304, 5967, 6120, 6630, 6904, 7020, 7767, 7956, 8630, 8840, 9180, 9945, 10356, 11219, 11934, 12945, 13260, 14040, 14671, 15534, 15912, 17260, 18360, 19890, 20712, 22438, 23301, 23868, 25890, 26520, 29342, 29835, 31068, 33657, 34520, 38835, 39780, 44013, 44876, 46602, 47736, 51780, 56095, 58684, 59670, 62136, 67314, 73355, 77670, 79560, 88026, 89752, 93204, 100971, 103560, 112190, 116505, 117368, 119340, 132039, 134628, 146710, 155340, 168285, 176052, 186408, 190723, 201942, 220065, 224380, 233010, 238680, 264078, 269256, 293420, 302913, 310680, 336570, 352104, 381446, 396117, 403884, 440130, 448760, 466020, 504855, 528156, 572169, 586840, 605826, 660195, 673140, 762892, 792234, 807768, 880260, 932040, 953615, 1009710, 1056312, 1144338, 1211652, 1320390, 1346280, 1514565, 1525784, 1584468, 1716507, 1760520, 1907230, 1980585, 2019420, 2288676, 2423304, 2640780, 2860845, 3029130, 3168936, 3433014, 3814460, 3961170, 4038840, 4577352, 5149521, 5281560, 5721690, 6058260, 6866028, 7628920, 7922340, 8582535, 10299042, 11443380, 12116520, 13732056, 15844680, 17165070, 20598084, 22886760, 25747605, 34330140, 41196168, 51495210, 68660280, 102990420, 205980840]

約数ペア:

[(1, 205980840), (2, 102990420), (3, 68660280), (4, 51495210), (5, 41196168), (6, 34330140), (8, 25747605), (9, 22886760), (10, 20598084), (12, 17165070), (13, 15844680), (15, 13732056), (17, 12116520), (18, 11443380), (20, 10299042), (24, 8582535), (26, 7922340), (27, 7628920), (30, 6866028), (34, 6058260), (36, 5721690), (39, 5281560), (40, 5149521), (45, 4577352), (51, 4038840), (52, 3961170), (54, 3814460), (60, 3433014), (65, 3168936), (68, 3029130), (72, 2860845), (78, 2640780), (85, 2423304), (90, 2288676), (102, 2019420), (104, 1980585), (108, 1907230), (117, 1760520), (120, 1716507), (130, 1584468), (135, 1525784), (136, 1514565), (153, 1346280), (156, 1320390), (170, 1211652), (180, 1144338), (195, 1056312), (204, 1009710), (216, 953615), (221, 932040), (234, 880260), (255, 807768), (260, 792234), (270, 762892), (306, 673140), (312, 660195), (340, 605826), (351, 586840), (360, 572169), (390, 528156), (408, 504855), (442, 466020), (459, 448760), (468, 440130), (510, 403884), (520, 396117), (540, 381446), (585, 352104), (612, 336570), (663, 310680), (680, 302913), (702, 293420), (765, 269256), (780, 264078), (863, 238680), (884, 233010), (918, 224380), (936, 220065), (1020, 201942), (1080, 190723), (1105, 186408), (1170, 176052), (1224, 168285), (1326, 155340), (1404, 146710), (1530, 134628), (1560, 132039), (1726, 119340), (1755, 117368), (1768, 116505), (1836, 112190), (1989, 103560), (2040, 100971), (2210, 93204), (2295, 89752), (2340, 88026), (2589, 79560), (2652, 77670), (2808, 73355), (3060, 67314), (3315, 62136), (3452, 59670), (3510, 58684), (3672, 56095), (3978, 51780), (4315, 47736), (4420, 46602), (4590, 44876), (4680, 44013), (5178, 39780), (5304, 38835), (5967, 34520), (6120, 33657), (6630, 31068), (6904, 29835), (7020, 29342), (7767, 26520), (7956, 25890), (8630, 23868), (8840, 23301), (9180, 22438), (9945, 20712), (10356, 19890), (11219, 18360), (11934, 17260), (12945, 15912), (13260, 15534), (14040, 14671)]