38791920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 129991680

約数和(自身を除く): 91199760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 47, 48, 57, 60, 76, 80, 94, 95, 114, 120, 141, 152, 181, 188, 190, 228, 235, 240, 282, 285, 304, 362, 376, 380, 456, 470, 543, 564, 570, 705, 724, 752, 760, 893, 905, 912, 940, 1086, 1128, 1140, 1410, 1448, 1520, 1786, 1810, 1880, 2172, 2256, 2280, 2679, 2715, 2820, 2896, 3439, 3572, 3620, 3760, 4344, 4465, 4560, 5358, 5430, 5640, 6878, 7144, 7240, 8507, 8688, 8930, 10317, 10716, 10860, 11280, 13395, 13756, 14288, 14480, 17014, 17195, 17860, 20634, 21432, 21720, 25521, 26790, 27512, 34028, 34390, 35720, 41268, 42535, 42864, 43440, 51042, 51585, 53580, 55024, 68056, 68780, 71440, 82536, 85070, 102084, 103170, 107160, 127605, 136112, 137560, 161633, 165072, 170140, 204168, 206340, 214320, 255210, 275120, 323266, 340280, 408336, 412680, 484899, 510420, 646532, 680560, 808165, 825360, 969798, 1020840, 1293064, 1616330, 1939596, 2041680, 2424495, 2586128, 3232660, 3879192, 4848990, 6465320, 7758384, 9697980, 12930640, 19395960, 38791920]

約数ペア:

[(1, 38791920), (2, 19395960), (3, 12930640), (4, 9697980), (5, 7758384), (6, 6465320), (8, 4848990), (10, 3879192), (12, 3232660), (15, 2586128), (16, 2424495), (19, 2041680), (20, 1939596), (24, 1616330), (30, 1293064), (38, 1020840), (40, 969798), (47, 825360), (48, 808165), (57, 680560), (60, 646532), (76, 510420), (80, 484899), (94, 412680), (95, 408336), (114, 340280), (120, 323266), (141, 275120), (152, 255210), (181, 214320), (188, 206340), (190, 204168), (228, 170140), (235, 165072), (240, 161633), (282, 137560), (285, 136112), (304, 127605), (362, 107160), (376, 103170), (380, 102084), (456, 85070), (470, 82536), (543, 71440), (564, 68780), (570, 68056), (705, 55024), (724, 53580), (752, 51585), (760, 51042), (893, 43440), (905, 42864), (912, 42535), (940, 41268), (1086, 35720), (1128, 34390), (1140, 34028), (1410, 27512), (1448, 26790), (1520, 25521), (1786, 21720), (1810, 21432), (1880, 20634), (2172, 17860), (2256, 17195), (2280, 17014), (2679, 14480), (2715, 14288), (2820, 13756), (2896, 13395), (3439, 11280), (3572, 10860), (3620, 10716), (3760, 10317), (4344, 8930), (4465, 8688), (4560, 8507), (5358, 7240), (5430, 7144), (5640, 6878)]