912849990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 128

約数和(自身を含む): 2482099200

約数和(自身を除く): 1569249210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 149, 195, 230, 298, 299, 345, 390, 447, 598, 683, 690, 745, 894, 897, 1366, 1490, 1495, 1794, 1937, 2049, 2235, 2990, 3415, 3427, 3874, 4098, 4470, 4485, 5811, 6830, 6854, 8879, 8970, 9685, 10245, 10281, 11622, 15709, 17135, 17758, 19370, 20490, 20562, 26637, 29055, 31418, 34270, 44395, 44551, 47127, 51405, 53274, 58110, 78545, 88790, 89102, 94254, 101767, 102810, 133185, 133653, 157090, 203534, 204217, 222755, 235635, 266370, 267306, 305301, 408434, 445510, 471270, 508835, 610602, 612651, 668265, 1017670, 1021085, 1225302, 1322971, 1336530, 1526505, 2042170, 2340641, 2645942, 3053010, 3063255, 3968913, 4681282, 6126510, 6614855, 7021923, 7937826, 11703205, 13229710, 14043846, 19844565, 23406410, 30428333, 35109615, 39689130, 60856666, 70219230, 91284999, 152141665, 182569998, 304283330, 456424995, 912849990]

約数ペア:

[(1, 912849990), (2, 456424995), (3, 304283330), (5, 182569998), (6, 152141665), (10, 91284999), (13, 70219230), (15, 60856666), (23, 39689130), (26, 35109615), (30, 30428333), (39, 23406410), (46, 19844565), (65, 14043846), (69, 13229710), (78, 11703205), (115, 7937826), (130, 7021923), (138, 6614855), (149, 6126510), (195, 4681282), (230, 3968913), (298, 3063255), (299, 3053010), (345, 2645942), (390, 2340641), (447, 2042170), (598, 1526505), (683, 1336530), (690, 1322971), (745, 1225302), (894, 1021085), (897, 1017670), (1366, 668265), (1490, 612651), (1495, 610602), (1794, 508835), (1937, 471270), (2049, 445510), (2235, 408434), (2990, 305301), (3415, 267306), (3427, 266370), (3874, 235635), (4098, 222755), (4470, 204217), (4485, 203534), (5811, 157090), (6830, 133653), (6854, 133185), (8879, 102810), (8970, 101767), (9685, 94254), (10245, 89102), (10281, 88790), (11622, 78545), (15709, 58110), (17135, 53274), (17758, 51405), (19370, 47127), (20490, 44551), (20562, 44395), (26637, 34270), (29055, 31418)]