152517400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 419839200

約数和(自身を除く): 267321800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 79, 98, 100, 140, 158, 175, 196, 197, 200, 245, 280, 316, 350, 392, 394, 395, 490, 553, 632, 700, 788, 790, 980, 985, 1106, 1225, 1379, 1400, 1576, 1580, 1960, 1970, 1975, 2212, 2450, 2758, 2765, 3160, 3871, 3940, 3950, 4424, 4900, 4925, 5516, 5530, 6895, 7742, 7880, 7900, 9653, 9800, 9850, 11032, 11060, 13790, 13825, 15484, 15563, 15800, 19306, 19355, 19700, 22120, 27580, 27650, 30968, 31126, 34475, 38612, 38710, 39400, 48265, 55160, 55300, 62252, 68950, 77224, 77420, 77815, 96530, 96775, 108941, 110600, 124504, 137900, 154840, 155630, 193060, 193550, 217882, 241325, 275800, 311260, 386120, 387100, 389075, 435764, 482650, 544705, 622520, 762587, 774200, 778150, 871528, 965300, 1089410, 1525174, 1556300, 1930600, 2178820, 2723525, 3050348, 3112600, 3812935, 4357640, 5447050, 6100696, 7625870, 10894100, 15251740, 19064675, 21788200, 30503480, 38129350, 76258700, 152517400]

約数ペア:

[(1, 152517400), (2, 76258700), (4, 38129350), (5, 30503480), (7, 21788200), (8, 19064675), (10, 15251740), (14, 10894100), (20, 7625870), (25, 6100696), (28, 5447050), (35, 4357640), (40, 3812935), (49, 3112600), (50, 3050348), (56, 2723525), (70, 2178820), (79, 1930600), (98, 1556300), (100, 1525174), (140, 1089410), (158, 965300), (175, 871528), (196, 778150), (197, 774200), (200, 762587), (245, 622520), (280, 544705), (316, 482650), (350, 435764), (392, 389075), (394, 387100), (395, 386120), (490, 311260), (553, 275800), (632, 241325), (700, 217882), (788, 193550), (790, 193060), (980, 155630), (985, 154840), (1106, 137900), (1225, 124504), (1379, 110600), (1400, 108941), (1576, 96775), (1580, 96530), (1960, 77815), (1970, 77420), (1975, 77224), (2212, 68950), (2450, 62252), (2758, 55300), (2765, 55160), (3160, 48265), (3871, 39400), (3940, 38710), (3950, 38612), (4424, 34475), (4900, 31126), (4925, 30968), (5516, 27650), (5530, 27580), (6895, 22120), (7742, 19700), (7880, 19355), (7900, 19306), (9653, 15800), (9800, 15563), (9850, 15484), (11032, 13825), (11060, 13790)]