402810590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 936714240

約数和(自身を除く): 533903650

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 109, 130, 131, 155, 182, 217, 218, 262, 310, 403, 434, 455, 545, 655, 763, 806, 910, 917, 1085, 1090, 1310, 1417, 1526, 1703, 1834, 2015, 2170, 2821, 2834, 3379, 3406, 3815, 4030, 4061, 4585, 5642, 6758, 7085, 7630, 8122, 8515, 9170, 9919, 11921, 14105, 14170, 14279, 16895, 17030, 19838, 20305, 23653, 23842, 28210, 28427, 28558, 33790, 40610, 43927, 47306, 49595, 52793, 56854, 59605, 71395, 87854, 99190, 99953, 105586, 118265, 119210, 142135, 142790, 185627, 199906, 219635, 236530, 263965, 284270, 307489, 369551, 371254, 439270, 442649, 499765, 527930, 614978, 739102, 885298, 928135, 999530, 1299389, 1537445, 1847755, 1856270, 2213245, 2598778, 3074890, 3098543, 3695510, 4426490, 5754437, 6197086, 6496945, 11508874, 12993890, 15492715, 28772185, 30985430, 40281059, 57544370, 80562118, 201405295, 402810590]

約数ペア:

[(1, 402810590), (2, 201405295), (5, 80562118), (7, 57544370), (10, 40281059), (13, 30985430), (14, 28772185), (26, 15492715), (31, 12993890), (35, 11508874), (62, 6496945), (65, 6197086), (70, 5754437), (91, 4426490), (109, 3695510), (130, 3098543), (131, 3074890), (155, 2598778), (182, 2213245), (217, 1856270), (218, 1847755), (262, 1537445), (310, 1299389), (403, 999530), (434, 928135), (455, 885298), (545, 739102), (655, 614978), (763, 527930), (806, 499765), (910, 442649), (917, 439270), (1085, 371254), (1090, 369551), (1310, 307489), (1417, 284270), (1526, 263965), (1703, 236530), (1834, 219635), (2015, 199906), (2170, 185627), (2821, 142790), (2834, 142135), (3379, 119210), (3406, 118265), (3815, 105586), (4030, 99953), (4061, 99190), (4585, 87854), (5642, 71395), (6758, 59605), (7085, 56854), (7630, 52793), (8122, 49595), (8515, 47306), (9170, 43927), (9919, 40610), (11921, 33790), (14105, 28558), (14170, 28427), (14279, 28210), (16895, 23842), (17030, 23653), (19838, 20305)]