28148880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6173}}^1$

素因数の和:6208

約数の個数: 80

約数和(自身を含む): 91869120

約数和(自身を除く): 63720240

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, 6173, 12346, 18519, 24692, 30865, 37038, 49384, 61730, 74076, 92595, 98768, 117287, 123460, 148152, 185190, 234574, 246920, 296304, 351861, 370380, 469148, 493840, 586435, 703722, 740760, 938296, 1172870, 1407444, 1481520, 1759305, 1876592, 2345740, 2814888, 3518610, 4691480, 5629776, 7037220, 9382960, 14074440, 28148880]

約数ペア:

[(1, 28148880), (2, 14074440), (3, 9382960), (4, 7037220), (5, 5629776), (6, 4691480), (8, 3518610), (10, 2814888), (12, 2345740), (15, 1876592), (16, 1759305), (19, 1481520), (20, 1407444), (24, 1172870), (30, 938296), (38, 740760), (40, 703722), (48, 586435), (57, 493840), (60, 469148), (76, 370380), (80, 351861), (95, 296304), (114, 246920), (120, 234574), (152, 185190), (190, 148152), (228, 123460), (240, 117287), (285, 98768), (304, 92595), (380, 74076), (456, 61730), (570, 49384), (760, 37038), (912, 30865), (1140, 24692), (1520, 18519), (2280, 12346), (4560, 6173)]