291238650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1541

約数の個数: 144

約数和(自身を含む): 860034240

約数和(自身を除く): 568795590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 25, 30, 38, 45, 46, 50, 57, 69, 75, 90, 95, 114, 115, 138, 150, 171, 190, 207, 225, 230, 285, 342, 345, 414, 437, 450, 475, 570, 575, 690, 855, 874, 950, 1035, 1150, 1311, 1425, 1481, 1710, 1725, 2070, 2185, 2622, 2850, 2962, 3450, 3933, 4275, 4370, 4443, 5175, 6555, 7405, 7866, 8550, 8886, 10350, 10925, 13110, 13329, 14810, 19665, 21850, 22215, 26658, 28139, 32775, 34063, 37025, 39330, 44430, 56278, 65550, 66645, 68126, 74050, 84417, 98325, 102189, 111075, 133290, 140695, 168834, 170315, 196650, 204378, 222150, 253251, 281390, 306567, 333225, 340630, 422085, 506502, 510945, 613134, 647197, 666450, 703475, 844170, 851575, 1021890, 1266255, 1294394, 1406950, 1532835, 1703150, 1941591, 2110425, 2532510, 2554725, 3065670, 3235985, 3883182, 4220850, 5109450, 5824773, 6331275, 6471970, 7664175, 9707955, 11649546, 12662550, 15328350, 16179925, 19415910, 29123865, 32359850, 48539775, 58247730, 97079550, 145619325, 291238650]

約数ペア:

[(1, 291238650), (2, 145619325), (3, 97079550), (5, 58247730), (6, 48539775), (9, 32359850), (10, 29123865), (15, 19415910), (18, 16179925), (19, 15328350), (23, 12662550), (25, 11649546), (30, 9707955), (38, 7664175), (45, 6471970), (46, 6331275), (50, 5824773), (57, 5109450), (69, 4220850), (75, 3883182), (90, 3235985), (95, 3065670), (114, 2554725), (115, 2532510), (138, 2110425), (150, 1941591), (171, 1703150), (190, 1532835), (207, 1406950), (225, 1294394), (230, 1266255), (285, 1021890), (342, 851575), (345, 844170), (414, 703475), (437, 666450), (450, 647197), (475, 613134), (570, 510945), (575, 506502), (690, 422085), (855, 340630), (874, 333225), (950, 306567), (1035, 281390), (1150, 253251), (1311, 222150), (1425, 204378), (1481, 196650), (1710, 170315), (1725, 168834), (2070, 140695), (2185, 133290), (2622, 111075), (2850, 102189), (2962, 98325), (3450, 84417), (3933, 74050), (4275, 68126), (4370, 66645), (4443, 65550), (5175, 56278), (6555, 44430), (7405, 39330), (7866, 37025), (8550, 34063), (8886, 32775), (10350, 28139), (10925, 26658), (13110, 22215), (13329, 21850), (14810, 19665)]