72302440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 96

約数和(自身を含む): 194550120

約数和(自身を除く): 122247680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 740, 980, 997, 1036, 1295, 1480, 1813, 1960, 1994, 2072, 2590, 3626, 3988, 4985, 5180, 6979, 7252, 7976, 9065, 9970, 10360, 13958, 14504, 18130, 19940, 27916, 34895, 36260, 36889, 39880, 48853, 55832, 69790, 72520, 73778, 97706, 139580, 147556, 184445, 195412, 244265, 258223, 279160, 295112, 368890, 390824, 488530, 516446, 737780, 977060, 1032892, 1291115, 1475560, 1807561, 1954120, 2065784, 2582230, 3615122, 5164460, 7230244, 9037805, 10328920, 14460488, 18075610, 36151220, 72302440]

約数ペア:

[(1, 72302440), (2, 36151220), (4, 18075610), (5, 14460488), (7, 10328920), (8, 9037805), (10, 7230244), (14, 5164460), (20, 3615122), (28, 2582230), (35, 2065784), (37, 1954120), (40, 1807561), (49, 1475560), (56, 1291115), (70, 1032892), (74, 977060), (98, 737780), (140, 516446), (148, 488530), (185, 390824), (196, 368890), (245, 295112), (259, 279160), (280, 258223), (296, 244265), (370, 195412), (392, 184445), (490, 147556), (518, 139580), (740, 97706), (980, 73778), (997, 72520), (1036, 69790), (1295, 55832), (1480, 48853), (1813, 39880), (1960, 36889), (1994, 36260), (2072, 34895), (2590, 27916), (3626, 19940), (3988, 18130), (4985, 14504), (5180, 13958), (6979, 10360), (7252, 9970), (7976, 9065)]