310391620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 833341824

約数和(自身を除く): 522950204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 121, 140, 146, 154, 220, 242, 251, 292, 308, 365, 385, 484, 502, 511, 605, 730, 770, 803, 847, 1004, 1022, 1210, 1255, 1460, 1540, 1606, 1694, 1757, 2044, 2420, 2510, 2555, 2761, 3212, 3388, 3514, 4015, 4235, 5020, 5110, 5522, 5621, 7028, 8030, 8470, 8785, 8833, 10220, 11044, 11242, 13805, 16060, 16940, 17570, 17666, 18323, 19327, 22484, 27610, 28105, 30371, 35140, 35332, 36646, 38654, 44165, 55220, 56210, 60742, 61831, 73292, 77308, 88330, 91615, 96635, 112420, 121484, 123662, 128261, 151855, 176660, 183230, 193270, 201553, 212597, 247324, 256522, 303710, 309155, 366460, 386540, 403106, 425194, 513044, 607420, 618310, 641305, 806212, 850388, 1007765, 1062985, 1236620, 1282610, 1410871, 2015530, 2125970, 2217083, 2565220, 2821742, 4031060, 4251940, 4434166, 5643484, 7054355, 8868332, 11085415, 14108710, 15519581, 22170830, 28217420, 31039162, 44341660, 62078324, 77597905, 155195810, 310391620]

約数ペア:

[(1, 310391620), (2, 155195810), (4, 77597905), (5, 62078324), (7, 44341660), (10, 31039162), (11, 28217420), (14, 22170830), (20, 15519581), (22, 14108710), (28, 11085415), (35, 8868332), (44, 7054355), (55, 5643484), (70, 4434166), (73, 4251940), (77, 4031060), (110, 2821742), (121, 2565220), (140, 2217083), (146, 2125970), (154, 2015530), (220, 1410871), (242, 1282610), (251, 1236620), (292, 1062985), (308, 1007765), (365, 850388), (385, 806212), (484, 641305), (502, 618310), (511, 607420), (605, 513044), (730, 425194), (770, 403106), (803, 386540), (847, 366460), (1004, 309155), (1022, 303710), (1210, 256522), (1255, 247324), (1460, 212597), (1540, 201553), (1606, 193270), (1694, 183230), (1757, 176660), (2044, 151855), (2420, 128261), (2510, 123662), (2555, 121484), (2761, 112420), (3212, 96635), (3388, 91615), (3514, 88330), (4015, 77308), (4235, 73292), (5020, 61831), (5110, 60742), (5522, 56210), (5621, 55220), (7028, 44165), (8030, 38654), (8470, 36646), (8785, 35332), (8833, 35140), (10220, 30371), (11044, 28105), (11242, 27610), (13805, 22484), (16060, 19327), (16940, 18323), (17570, 17666)]