131807970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 192

約数和(自身を含む): 429152256

約数和(自身を除く): 297344286

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 31, 34, 35, 42, 45, 51, 62, 63, 70, 85, 90, 93, 102, 105, 119, 126, 153, 155, 170, 186, 210, 217, 238, 255, 279, 306, 310, 315, 357, 397, 434, 465, 510, 527, 558, 595, 630, 651, 714, 765, 794, 930, 1054, 1071, 1085, 1190, 1191, 1302, 1395, 1530, 1581, 1785, 1953, 1985, 2142, 2170, 2382, 2635, 2779, 2790, 3162, 3255, 3570, 3573, 3689, 3906, 3970, 4743, 5270, 5355, 5558, 5955, 6510, 6749, 7146, 7378, 7905, 8337, 9486, 9765, 10710, 11067, 11910, 12307, 13498, 13895, 15810, 16674, 17865, 18445, 19530, 20247, 22134, 23715, 24614, 25011, 27790, 33201, 33745, 35730, 36890, 36921, 40494, 41685, 47243, 47430, 50022, 55335, 60741, 61535, 66402, 67490, 73842, 83370, 86149, 94486, 101235, 110670, 110763, 121482, 123070, 125055, 141729, 166005, 172298, 184605, 202470, 209219, 221526, 236215, 250110, 258447, 283458, 303705, 332010, 369210, 418438, 425187, 430745, 472430, 516894, 553815, 607410, 627657, 708645, 775341, 850374, 861490, 1046095, 1107630, 1255314, 1292235, 1417290, 1464533, 1550682, 1882971, 2092190, 2125935, 2584470, 2929066, 3138285, 3765942, 3876705, 4251870, 4393599, 6276570, 7322665, 7753410, 8787198, 9414855, 13180797, 14645330, 18829710, 21967995, 26361594, 43935990, 65903985, 131807970]

約数ペア:

[(1, 131807970), (2, 65903985), (3, 43935990), (5, 26361594), (6, 21967995), (7, 18829710), (9, 14645330), (10, 13180797), (14, 9414855), (15, 8787198), (17, 7753410), (18, 7322665), (21, 6276570), (30, 4393599), (31, 4251870), (34, 3876705), (35, 3765942), (42, 3138285), (45, 2929066), (51, 2584470), (62, 2125935), (63, 2092190), (70, 1882971), (85, 1550682), (90, 1464533), (93, 1417290), (102, 1292235), (105, 1255314), (119, 1107630), (126, 1046095), (153, 861490), (155, 850374), (170, 775341), (186, 708645), (210, 627657), (217, 607410), (238, 553815), (255, 516894), (279, 472430), (306, 430745), (310, 425187), (315, 418438), (357, 369210), (397, 332010), (434, 303705), (465, 283458), (510, 258447), (527, 250110), (558, 236215), (595, 221526), (630, 209219), (651, 202470), (714, 184605), (765, 172298), (794, 166005), (930, 141729), (1054, 125055), (1071, 123070), (1085, 121482), (1190, 110763), (1191, 110670), (1302, 101235), (1395, 94486), (1530, 86149), (1581, 83370), (1785, 73842), (1953, 67490), (1985, 66402), (2142, 61535), (2170, 60741), (2382, 55335), (2635, 50022), (2779, 47430), (2790, 47243), (3162, 41685), (3255, 40494), (3570, 36921), (3573, 36890), (3689, 35730), (3906, 33745), (3970, 33201), (4743, 27790), (5270, 25011), (5355, 24614), (5558, 23715), (5955, 22134), (6510, 20247), (6749, 19530), (7146, 18445), (7378, 17865), (7905, 16674), (8337, 15810), (9486, 13895), (9765, 13498), (10710, 12307), (11067, 11910)]