19862426640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{381383}}^1$

素因数の和:381437

約数の個数: 160

約数和(自身を含む): 72639922176

約数和(自身を除く): 52777495536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 52080, 381383, 762766, 1144149, 1525532, 1906915, 2288298, 2669681, 3051064, 3813830, 4576596, 5339362, 5720745, 6102128, 7627660, 8009043, 9153192, 10678724, 11441490, 11822873, 13348405, 15255320, 16018086, 18306384, 21357448, 22882980, 23645746, 26696810, 30510640, 32036172, 35468619, 40045215, 42714896, 45765960, 47291492, 53393620, 59114365, 64072344, 70937238, 80090430, 82760111, 91531920, 94582984, 106787240, 118228730, 128144688, 141874476, 160180860, 165520222, 177343095, 189165968, 213574480, 236457460, 248280333, 283748952, 320361720, 331040444, 354686190, 413800555, 472914920, 496560666, 567497904, 640723440, 662080888, 709372380, 827601110, 945829840, 993121332, 1241401665, 1324161776, 1418744760, 1655202220, 1986242664, 2482803330, 2837489520, 3310404440, 3972485328, 4965606660, 6620808880, 9931213320, 19862426640]

約数ペア:

[(1, 19862426640), (2, 9931213320), (3, 6620808880), (4, 4965606660), (5, 3972485328), (6, 3310404440), (7, 2837489520), (8, 2482803330), (10, 1986242664), (12, 1655202220), (14, 1418744760), (15, 1324161776), (16, 1241401665), (20, 993121332), (21, 945829840), (24, 827601110), (28, 709372380), (30, 662080888), (31, 640723440), (35, 567497904), (40, 496560666), (42, 472914920), (48, 413800555), (56, 354686190), (60, 331040444), (62, 320361720), (70, 283748952), (80, 248280333), (84, 236457460), (93, 213574480), (105, 189165968), (112, 177343095), (120, 165520222), (124, 160180860), (140, 141874476), (155, 128144688), (168, 118228730), (186, 106787240), (210, 94582984), (217, 91531920), (240, 82760111), (248, 80090430), (280, 70937238), (310, 64072344), (336, 59114365), (372, 53393620), (420, 47291492), (434, 45765960), (465, 42714896), (496, 40045215), (560, 35468619), (620, 32036172), (651, 30510640), (744, 26696810), (840, 23645746), (868, 22882980), (930, 21357448), (1085, 18306384), (1240, 16018086), (1302, 15255320), (1488, 13348405), (1680, 11822873), (1736, 11441490), (1860, 10678724), (2170, 9153192), (2480, 8009043), (2604, 7627660), (3255, 6102128), (3472, 5720745), (3720, 5339362), (4340, 4576596), (5208, 3813830), (6510, 3051064), (7440, 2669681), (8680, 2288298), (10416, 1906915), (13020, 1525532), (17360, 1144149), (26040, 762766), (52080, 381383)]