40644240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1861}}^1$

素因数の和:1897

約数の個数: 160

約数和(自身を含む): 155156736

約数和(自身を除く): 114512496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 1861, 2184, 2730, 3120, 3640, 3722, 4368, 5460, 5583, 7280, 7444, 9305, 10920, 11166, 13027, 14888, 18610, 21840, 22332, 24193, 26054, 27915, 29776, 37220, 39081, 44664, 48386, 52108, 55830, 65135, 72579, 74440, 78162, 89328, 96772, 104216, 111660, 120965, 130270, 145158, 148880, 156324, 169351, 193544, 195405, 208432, 223320, 241930, 260540, 290316, 312648, 338702, 362895, 387088, 390810, 446640, 483860, 508053, 521080, 580632, 625296, 677404, 725790, 781620, 846755, 967720, 1016106, 1042160, 1161264, 1354808, 1451580, 1563240, 1693510, 1935440, 2032212, 2540265, 2709616, 2903160, 3126480, 3387020, 4064424, 5080530, 5806320, 6774040, 8128848, 10161060, 13548080, 20322120, 40644240]

約数ペア:

[(1, 40644240), (2, 20322120), (3, 13548080), (4, 10161060), (5, 8128848), (6, 6774040), (7, 5806320), (8, 5080530), (10, 4064424), (12, 3387020), (13, 3126480), (14, 2903160), (15, 2709616), (16, 2540265), (20, 2032212), (21, 1935440), (24, 1693510), (26, 1563240), (28, 1451580), (30, 1354808), (35, 1161264), (39, 1042160), (40, 1016106), (42, 967720), (48, 846755), (52, 781620), (56, 725790), (60, 677404), (65, 625296), (70, 580632), (78, 521080), (80, 508053), (84, 483860), (91, 446640), (104, 390810), (105, 387088), (112, 362895), (120, 338702), (130, 312648), (140, 290316), (156, 260540), (168, 241930), (182, 223320), (195, 208432), (208, 195405), (210, 193544), (240, 169351), (260, 156324), (273, 148880), (280, 145158), (312, 130270), (336, 120965), (364, 111660), (390, 104216), (420, 96772), (455, 89328), (520, 78162), (546, 74440), (560, 72579), (624, 65135), (728, 55830), (780, 52108), (840, 48386), (910, 44664), (1040, 39081), (1092, 37220), (1365, 29776), (1456, 27915), (1560, 26054), (1680, 24193), (1820, 22332), (1861, 21840), (2184, 18610), (2730, 14888), (3120, 13027), (3640, 11166), (3722, 10920), (4368, 9305), (5460, 7444), (5583, 7280)]