20806301700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1031}}^1\times {\mathrm{1319}}^1$

素因数の和:2387

約数の個数: 216

約数和(自身を含む): 69171822720

約数和(自身を除く): 48365521020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 204, 225, 255, 300, 306, 340, 425, 450, 510, 612, 765, 850, 900, 1020, 1031, 1275, 1319, 1530, 1700, 2062, 2550, 2638, 3060, 3093, 3825, 3957, 4124, 5100, 5155, 5276, 6186, 6595, 7650, 7914, 9279, 10310, 11871, 12372, 13190, 15300, 15465, 15828, 17527, 18558, 19785, 20620, 22423, 23742, 25775, 26380, 30930, 32975, 35054, 37116, 39570, 44846, 46395, 47484, 51550, 52581, 59355, 61860, 65950, 67269, 70108, 77325, 79140, 87635, 89692, 92790, 98925, 103100, 105162, 112115, 118710, 131900, 134538, 154650, 157743, 175270, 185580, 197850, 201807, 210324, 224230, 231975, 237420, 262905, 269076, 296775, 309300, 315486, 336345, 350540, 395700, 403614, 438175, 448460, 463950, 525810, 560575, 593550, 630972, 672690, 788715, 807228, 876350, 927900, 1009035, 1051620, 1121150, 1187100, 1314525, 1345380, 1359889, 1577430, 1681725, 1752700, 2018070, 2242300, 2629050, 2719778, 3154860, 3363450, 3943575, 4036140, 4079667, 5045175, 5258100, 5439556, 6726900, 6799445, 7887150, 8159334, 10090350, 12239001, 13598890, 15774300, 16318668, 20180700, 20398335, 23118113, 24478002, 27197780, 33997225, 40796670, 46236226, 48956004, 61195005, 67994450, 69354339, 81593340, 92472452, 101991675, 115590565, 122390010, 135988900, 138708678, 203983350, 208063017, 231181130, 244780020, 277417356, 305975025, 346771695, 407966700, 416126034, 462362260, 577952825, 611950050, 693543390, 832252068, 1040315085, 1155905650, 1223900100, 1387086780, 1733858475, 2080630170, 2311811300, 3467716950, 4161260340, 5201575425, 6935433900, 10403150850, 20806301700]

約数ペア:

[(1, 20806301700), (2, 10403150850), (3, 6935433900), (4, 5201575425), (5, 4161260340), (6, 3467716950), (9, 2311811300), (10, 2080630170), (12, 1733858475), (15, 1387086780), (17, 1223900100), (18, 1155905650), (20, 1040315085), (25, 832252068), (30, 693543390), (34, 611950050), (36, 577952825), (45, 462362260), (50, 416126034), (51, 407966700), (60, 346771695), (68, 305975025), (75, 277417356), (85, 244780020), (90, 231181130), (100, 208063017), (102, 203983350), (150, 138708678), (153, 135988900), (170, 122390010), (180, 115590565), (204, 101991675), (225, 92472452), (255, 81593340), (300, 69354339), (306, 67994450), (340, 61195005), (425, 48956004), (450, 46236226), (510, 40796670), (612, 33997225), (765, 27197780), (850, 24478002), (900, 23118113), (1020, 20398335), (1031, 20180700), (1275, 16318668), (1319, 15774300), (1530, 13598890), (1700, 12239001), (2062, 10090350), (2550, 8159334), (2638, 7887150), (3060, 6799445), (3093, 6726900), (3825, 5439556), (3957, 5258100), (4124, 5045175), (5100, 4079667), (5155, 4036140), (5276, 3943575), (6186, 3363450), (6595, 3154860), (7650, 2719778), (7914, 2629050), (9279, 2242300), (10310, 2018070), (11871, 1752700), (12372, 1681725), (13190, 1577430), (15300, 1359889), (15465, 1345380), (15828, 1314525), (17527, 1187100), (18558, 1121150), (19785, 1051620), (20620, 1009035), (22423, 927900), (23742, 876350), (25775, 807228), (26380, 788715), (30930, 672690), (32975, 630972), (35054, 593550), (37116, 560575), (39570, 525810), (44846, 463950), (46395, 448460), (47484, 438175), (51550, 403614), (52581, 395700), (59355, 350540), (61860, 336345), (65950, 315486), (67269, 309300), (70108, 296775), (77325, 269076), (79140, 262905), (87635, 237420), (89692, 231975), (92790, 224230), (98925, 210324), (103100, 201807), (105162, 197850), (112115, 185580), (118710, 175270), (131900, 157743), (134538, 154650)]