397565880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1373}}^1$

素因数の和:1533

約数の個数: 128

約数和(自身を含む): 1266278400

約数和(自身を除く): 868712520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 760, 762, 1016, 1140, 1270, 1373, 1524, 1905, 2280, 2413, 2540, 2746, 3048, 3810, 4119, 4826, 5080, 5492, 6865, 7239, 7620, 8238, 9652, 10984, 12065, 13730, 14478, 15240, 16476, 19304, 20595, 24130, 26087, 27460, 28956, 32952, 36195, 41190, 48260, 52174, 54920, 57912, 72390, 78261, 82380, 96520, 104348, 130435, 144780, 156522, 164760, 174371, 208696, 260870, 289560, 313044, 348742, 391305, 521740, 523113, 626088, 697484, 782610, 871855, 1043480, 1046226, 1394968, 1565220, 1743710, 2092452, 2615565, 3130440, 3313049, 3487420, 4184904, 5231130, 6626098, 6974840, 9939147, 10462260, 13252196, 16565245, 19878294, 20924520, 26504392, 33130490, 39756588, 49695735, 66260980, 79513176, 99391470, 132521960, 198782940, 397565880]

約数ペア:

[(1, 397565880), (2, 198782940), (3, 132521960), (4, 99391470), (5, 79513176), (6, 66260980), (8, 49695735), (10, 39756588), (12, 33130490), (15, 26504392), (19, 20924520), (20, 19878294), (24, 16565245), (30, 13252196), (38, 10462260), (40, 9939147), (57, 6974840), (60, 6626098), (76, 5231130), (95, 4184904), (114, 3487420), (120, 3313049), (127, 3130440), (152, 2615565), (190, 2092452), (228, 1743710), (254, 1565220), (285, 1394968), (380, 1046226), (381, 1043480), (456, 871855), (508, 782610), (570, 697484), (635, 626088), (760, 523113), (762, 521740), (1016, 391305), (1140, 348742), (1270, 313044), (1373, 289560), (1524, 260870), (1905, 208696), (2280, 174371), (2413, 164760), (2540, 156522), (2746, 144780), (3048, 130435), (3810, 104348), (4119, 96520), (4826, 82380), (5080, 78261), (5492, 72390), (6865, 57912), (7239, 54920), (7620, 52174), (8238, 48260), (9652, 41190), (10984, 36195), (12065, 32952), (13730, 28956), (14478, 27460), (15240, 26087), (16476, 24130), (19304, 20595)]