72563280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15913}}^1$

素因数の和:15948

約数の個数: 80

約数和(自身を含む): 236800320

約数和(自身を除く): 164237040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 15913, 31826, 47739, 63652, 79565, 95478, 127304, 159130, 190956, 238695, 254608, 302347, 318260, 381912, 477390, 604694, 636520, 763824, 907041, 954780, 1209388, 1273040, 1511735, 1814082, 1909560, 2418776, 3023470, 3628164, 3819120, 4535205, 4837552, 6046940, 7256328, 9070410, 12093880, 14512656, 18140820, 24187760, 36281640, 72563280]

約数ペア:

[(1, 72563280), (2, 36281640), (3, 24187760), (4, 18140820), (5, 14512656), (6, 12093880), (8, 9070410), (10, 7256328), (12, 6046940), (15, 4837552), (16, 4535205), (19, 3819120), (20, 3628164), (24, 3023470), (30, 2418776), (38, 1909560), (40, 1814082), (48, 1511735), (57, 1273040), (60, 1209388), (76, 954780), (80, 907041), (95, 763824), (114, 636520), (120, 604694), (152, 477390), (190, 381912), (228, 318260), (240, 302347), (285, 254608), (304, 238695), (380, 190956), (456, 159130), (570, 127304), (760, 95478), (912, 79565), (1140, 63652), (1520, 47739), (2280, 31826), (4560, 15913)]