72931600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{61}}^2$

素因数の和:154

約数の個数: 135

約数和(自身を含む): 207221391

約数和(自身を除く): 134289791

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 61, 70, 80, 98, 100, 112, 122, 140, 175, 196, 200, 244, 245, 280, 305, 350, 392, 400, 427, 488, 490, 560, 610, 700, 784, 854, 976, 980, 1220, 1225, 1400, 1525, 1708, 1960, 2135, 2440, 2450, 2800, 2989, 3050, 3416, 3721, 3920, 4270, 4880, 4900, 5978, 6100, 6832, 7442, 8540, 9800, 10675, 11956, 12200, 14884, 14945, 17080, 18605, 19600, 21350, 23912, 24400, 26047, 29768, 29890, 34160, 37210, 42700, 47824, 52094, 59536, 59780, 74420, 74725, 85400, 93025, 104188, 119560, 130235, 148840, 149450, 170800, 182329, 186050, 208376, 239120, 260470, 297680, 298900, 364658, 372100, 416752, 520940, 597800, 651175, 729316, 744200, 911645, 1041880, 1195600, 1302350, 1458632, 1488400, 1823290, 2083760, 2604700, 2917264, 3646580, 4558225, 5209400, 7293160, 9116450, 10418800, 14586320, 18232900, 36465800, 72931600]

約数ペア:

[(1, 72931600), (2, 36465800), (4, 18232900), (5, 14586320), (7, 10418800), (8, 9116450), (10, 7293160), (14, 5209400), (16, 4558225), (20, 3646580), (25, 2917264), (28, 2604700), (35, 2083760), (40, 1823290), (49, 1488400), (50, 1458632), (56, 1302350), (61, 1195600), (70, 1041880), (80, 911645), (98, 744200), (100, 729316), (112, 651175), (122, 597800), (140, 520940), (175, 416752), (196, 372100), (200, 364658), (244, 298900), (245, 297680), (280, 260470), (305, 239120), (350, 208376), (392, 186050), (400, 182329), (427, 170800), (488, 149450), (490, 148840), (560, 130235), (610, 119560), (700, 104188), (784, 93025), (854, 85400), (976, 74725), (980, 74420), (1220, 59780), (1225, 59536), (1400, 52094), (1525, 47824), (1708, 42700), (1960, 37210), (2135, 34160), (2440, 29890), (2450, 29768), (2800, 26047), (2989, 24400), (3050, 23912), (3416, 21350), (3721, 19600), (3920, 18605), (4270, 17080), (4880, 14945), (4900, 14884), (5978, 12200), (6100, 11956), (6832, 10675), (7442, 9800)]