28087320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 90316800

約数和(自身を除く): 62229480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 97, 114, 120, 127, 152, 190, 194, 228, 254, 285, 291, 380, 381, 388, 456, 485, 508, 570, 582, 635, 760, 762, 776, 970, 1016, 1140, 1164, 1270, 1455, 1524, 1843, 1905, 1940, 2280, 2328, 2413, 2540, 2910, 3048, 3686, 3810, 3880, 4826, 5080, 5529, 5820, 7239, 7372, 7620, 9215, 9652, 11058, 11640, 12065, 12319, 14478, 14744, 15240, 18430, 19304, 22116, 24130, 24638, 27645, 28956, 36195, 36860, 36957, 44232, 48260, 49276, 55290, 57912, 61595, 72390, 73720, 73914, 96520, 98552, 110580, 123190, 144780, 147828, 184785, 221160, 234061, 246380, 289560, 295656, 369570, 468122, 492760, 702183, 739140, 936244, 1170305, 1404366, 1478280, 1872488, 2340610, 2808732, 3510915, 4681220, 5617464, 7021830, 9362440, 14043660, 28087320]

約数ペア:

[(1, 28087320), (2, 14043660), (3, 9362440), (4, 7021830), (5, 5617464), (6, 4681220), (8, 3510915), (10, 2808732), (12, 2340610), (15, 1872488), (19, 1478280), (20, 1404366), (24, 1170305), (30, 936244), (38, 739140), (40, 702183), (57, 492760), (60, 468122), (76, 369570), (95, 295656), (97, 289560), (114, 246380), (120, 234061), (127, 221160), (152, 184785), (190, 147828), (194, 144780), (228, 123190), (254, 110580), (285, 98552), (291, 96520), (380, 73914), (381, 73720), (388, 72390), (456, 61595), (485, 57912), (508, 55290), (570, 49276), (582, 48260), (635, 44232), (760, 36957), (762, 36860), (776, 36195), (970, 28956), (1016, 27645), (1140, 24638), (1164, 24130), (1270, 22116), (1455, 19304), (1524, 18430), (1843, 15240), (1905, 14744), (1940, 14478), (2280, 12319), (2328, 12065), (2413, 11640), (2540, 11058), (2910, 9652), (3048, 9215), (3686, 7620), (3810, 7372), (3880, 7239), (4826, 5820), (5080, 5529)]