1478638140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1459}}^1$

素因数の和:1624

約数の個数: 192

約数和(自身を含む): 5023334400

約数和(自身を除く): 3544696260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 127, 133, 140, 190, 210, 228, 254, 266, 285, 380, 381, 399, 420, 508, 532, 570, 635, 665, 762, 798, 889, 1140, 1270, 1330, 1459, 1524, 1596, 1778, 1905, 1995, 2413, 2540, 2660, 2667, 2918, 3556, 3810, 3990, 4377, 4445, 4826, 5334, 5836, 7239, 7295, 7620, 7980, 8754, 8890, 9652, 10213, 10668, 12065, 13335, 14478, 14590, 16891, 17508, 17780, 20426, 21885, 24130, 26670, 27721, 28956, 29180, 30639, 33782, 36195, 40852, 43770, 48260, 50673, 51065, 53340, 55442, 61278, 67564, 72390, 83163, 84455, 87540, 101346, 102130, 110884, 122556, 138605, 144780, 153195, 166326, 168910, 185293, 194047, 202692, 204260, 253365, 277210, 306390, 332652, 337820, 370586, 388094, 415815, 506730, 554420, 555879, 582141, 612780, 741172, 776188, 831630, 926465, 970235, 1013460, 1111758, 1164282, 1297051, 1663260, 1852930, 1940470, 2223516, 2328564, 2594102, 2779395, 2910705, 3520567, 3705860, 3880940, 3891153, 5188204, 5558790, 5821410, 6485255, 7041134, 7782306, 10561701, 11117580, 11642820, 12970510, 14082268, 15564612, 17602835, 19455765, 21123402, 24643969, 25941020, 35205670, 38911530, 42246804, 49287938, 52808505, 70411340, 73931907, 77823060, 98575876, 105617010, 123219845, 147863814, 211234020, 246439690, 295727628, 369659535, 492879380, 739319070, 1478638140]

約数ペア:

[(1, 1478638140), (2, 739319070), (3, 492879380), (4, 369659535), (5, 295727628), (6, 246439690), (7, 211234020), (10, 147863814), (12, 123219845), (14, 105617010), (15, 98575876), (19, 77823060), (20, 73931907), (21, 70411340), (28, 52808505), (30, 49287938), (35, 42246804), (38, 38911530), (42, 35205670), (57, 25941020), (60, 24643969), (70, 21123402), (76, 19455765), (84, 17602835), (95, 15564612), (105, 14082268), (114, 12970510), (127, 11642820), (133, 11117580), (140, 10561701), (190, 7782306), (210, 7041134), (228, 6485255), (254, 5821410), (266, 5558790), (285, 5188204), (380, 3891153), (381, 3880940), (399, 3705860), (420, 3520567), (508, 2910705), (532, 2779395), (570, 2594102), (635, 2328564), (665, 2223516), (762, 1940470), (798, 1852930), (889, 1663260), (1140, 1297051), (1270, 1164282), (1330, 1111758), (1459, 1013460), (1524, 970235), (1596, 926465), (1778, 831630), (1905, 776188), (1995, 741172), (2413, 612780), (2540, 582141), (2660, 555879), (2667, 554420), (2918, 506730), (3556, 415815), (3810, 388094), (3990, 370586), (4377, 337820), (4445, 332652), (4826, 306390), (5334, 277210), (5836, 253365), (7239, 204260), (7295, 202692), (7620, 194047), (7980, 185293), (8754, 168910), (8890, 166326), (9652, 153195), (10213, 144780), (10668, 138605), (12065, 122556), (13335, 110884), (14478, 102130), (14590, 101346), (16891, 87540), (17508, 84455), (17780, 83163), (20426, 72390), (21885, 67564), (24130, 61278), (26670, 55442), (27721, 53340), (28956, 51065), (29180, 50673), (30639, 48260), (33782, 43770), (36195, 40852)]