74934440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 128278360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 89, 97, 124, 140, 155, 178, 194, 217, 248, 280, 310, 356, 388, 434, 445, 485, 620, 623, 679, 712, 776, 868, 890, 970, 1085, 1240, 1246, 1358, 1736, 1780, 1940, 2170, 2492, 2716, 2759, 3007, 3115, 3395, 3560, 3880, 4340, 4984, 5432, 5518, 6014, 6230, 6790, 8633, 8680, 11036, 12028, 12460, 13580, 13795, 15035, 17266, 19313, 21049, 22072, 24056, 24920, 27160, 27590, 30070, 34532, 38626, 42098, 43165, 55180, 60140, 60431, 69064, 77252, 84196, 86330, 96565, 105245, 110360, 120280, 120862, 154504, 168392, 172660, 193130, 210490, 241724, 267623, 302155, 345320, 386260, 420980, 483448, 535246, 604310, 772520, 841960, 1070492, 1208620, 1338115, 1873361, 2140984, 2417240, 2676230, 3746722, 5352460, 7493444, 9366805, 10704920, 14986888, 18733610, 37467220, 74934440]

約数ペア:

[(1, 74934440), (2, 37467220), (4, 18733610), (5, 14986888), (7, 10704920), (8, 9366805), (10, 7493444), (14, 5352460), (20, 3746722), (28, 2676230), (31, 2417240), (35, 2140984), (40, 1873361), (56, 1338115), (62, 1208620), (70, 1070492), (89, 841960), (97, 772520), (124, 604310), (140, 535246), (155, 483448), (178, 420980), (194, 386260), (217, 345320), (248, 302155), (280, 267623), (310, 241724), (356, 210490), (388, 193130), (434, 172660), (445, 168392), (485, 154504), (620, 120862), (623, 120280), (679, 110360), (712, 105245), (776, 96565), (868, 86330), (890, 84196), (970, 77252), (1085, 69064), (1240, 60431), (1246, 60140), (1358, 55180), (1736, 43165), (1780, 42098), (1940, 38626), (2170, 34532), (2492, 30070), (2716, 27590), (2759, 27160), (3007, 24920), (3115, 24056), (3395, 22072), (3560, 21049), (3880, 19313), (4340, 17266), (4984, 15035), (5432, 13795), (5518, 13580), (6014, 12460), (6230, 12028), (6790, 11036), (8633, 8680)]