71667480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 223534080

約数和(自身を除く): 151866600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 97, 120, 131, 141, 188, 194, 235, 262, 282, 291, 376, 388, 393, 470, 485, 524, 564, 582, 655, 705, 776, 786, 940, 970, 1048, 1128, 1164, 1310, 1410, 1455, 1572, 1880, 1940, 1965, 2328, 2620, 2820, 2910, 3144, 3880, 3930, 4559, 5240, 5640, 5820, 6157, 7860, 9118, 11640, 12314, 12707, 13677, 15720, 18236, 18471, 22795, 24628, 25414, 27354, 30785, 36472, 36942, 38121, 45590, 49256, 50828, 54708, 61570, 63535, 68385, 73884, 76242, 91180, 92355, 101656, 109416, 123140, 127070, 136770, 147768, 152484, 182360, 184710, 190605, 246280, 254140, 273540, 304968, 369420, 381210, 508280, 547080, 597229, 738840, 762420, 1194458, 1524840, 1791687, 2388916, 2986145, 3583374, 4777832, 5972290, 7166748, 8958435, 11944580, 14333496, 17916870, 23889160, 35833740, 71667480]

約数ペア:

[(1, 71667480), (2, 35833740), (3, 23889160), (4, 17916870), (5, 14333496), (6, 11944580), (8, 8958435), (10, 7166748), (12, 5972290), (15, 4777832), (20, 3583374), (24, 2986145), (30, 2388916), (40, 1791687), (47, 1524840), (60, 1194458), (94, 762420), (97, 738840), (120, 597229), (131, 547080), (141, 508280), (188, 381210), (194, 369420), (235, 304968), (262, 273540), (282, 254140), (291, 246280), (376, 190605), (388, 184710), (393, 182360), (470, 152484), (485, 147768), (524, 136770), (564, 127070), (582, 123140), (655, 109416), (705, 101656), (776, 92355), (786, 91180), (940, 76242), (970, 73884), (1048, 68385), (1128, 63535), (1164, 61570), (1310, 54708), (1410, 50828), (1455, 49256), (1572, 45590), (1880, 38121), (1940, 36942), (1965, 36472), (2328, 30785), (2620, 27354), (2820, 25414), (2910, 24628), (3144, 22795), (3880, 18471), (3930, 18236), (4559, 15720), (5240, 13677), (5640, 12707), (5820, 12314), (6157, 11640), (7860, 9118)]