154219100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 404974080

約数和(自身を除く): 250754980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 71, 100, 107, 116, 140, 142, 145, 175, 203, 214, 284, 290, 350, 355, 406, 428, 497, 535, 580, 700, 710, 725, 749, 812, 994, 1015, 1070, 1420, 1450, 1498, 1775, 1988, 2030, 2059, 2140, 2485, 2675, 2900, 2996, 3103, 3550, 3745, 4060, 4118, 4970, 5075, 5350, 6206, 7100, 7490, 7597, 8236, 9940, 10150, 10295, 10700, 12412, 12425, 14413, 14980, 15194, 15515, 18725, 20300, 20590, 21721, 24850, 28826, 30388, 31030, 37450, 37985, 41180, 43442, 49700, 51475, 53179, 57652, 62060, 72065, 74900, 75970, 77575, 86884, 102950, 106358, 108605, 144130, 151940, 155150, 189925, 205900, 212716, 217210, 220313, 265895, 288260, 310300, 360325, 379850, 434420, 440626, 531790, 543025, 720650, 759700, 881252, 1063580, 1086050, 1101565, 1329475, 1441300, 1542191, 2172100, 2203130, 2658950, 3084382, 4406260, 5317900, 5507825, 6168764, 7710955, 11015650, 15421910, 22031300, 30843820, 38554775, 77109550, 154219100]

約数ペア:

[(1, 154219100), (2, 77109550), (4, 38554775), (5, 30843820), (7, 22031300), (10, 15421910), (14, 11015650), (20, 7710955), (25, 6168764), (28, 5507825), (29, 5317900), (35, 4406260), (50, 3084382), (58, 2658950), (70, 2203130), (71, 2172100), (100, 1542191), (107, 1441300), (116, 1329475), (140, 1101565), (142, 1086050), (145, 1063580), (175, 881252), (203, 759700), (214, 720650), (284, 543025), (290, 531790), (350, 440626), (355, 434420), (406, 379850), (428, 360325), (497, 310300), (535, 288260), (580, 265895), (700, 220313), (710, 217210), (725, 212716), (749, 205900), (812, 189925), (994, 155150), (1015, 151940), (1070, 144130), (1420, 108605), (1450, 106358), (1498, 102950), (1775, 86884), (1988, 77575), (2030, 75970), (2059, 74900), (2140, 72065), (2485, 62060), (2675, 57652), (2900, 53179), (2996, 51475), (3103, 49700), (3550, 43442), (3745, 41180), (4060, 37985), (4118, 37450), (4970, 31030), (5075, 30388), (5350, 28826), (6206, 24850), (7100, 21721), (7490, 20590), (7597, 20300), (8236, 18725), (9940, 15515), (10150, 15194), (10295, 14980), (10700, 14413), (12412, 12425)]