198717960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12451}}^1$

素因数の和:12491

約数の個数: 128

約数和(自身を含む): 717235200

約数和(自身を除く): 518517240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 12451, 15960, 24902, 37353, 49804, 62255, 74706, 87157, 99608, 124510, 149412, 174314, 186765, 236569, 249020, 261471, 298824, 348628, 373530, 435785, 473138, 498040, 522942, 697256, 709707, 747060, 871570, 946276, 1045884, 1182845, 1307355, 1419414, 1494120, 1655983, 1743140, 1892552, 2091768, 2365690, 2614710, 2838828, 3311966, 3486280, 3548535, 4731380, 4967949, 5229420, 5677656, 6623932, 7097070, 8279915, 9462760, 9935898, 10458840, 13247864, 14194140, 16559830, 19871796, 24839745, 28388280, 33119660, 39743592, 49679490, 66239320, 99358980, 198717960]

約数ペア:

[(1, 198717960), (2, 99358980), (3, 66239320), (4, 49679490), (5, 39743592), (6, 33119660), (7, 28388280), (8, 24839745), (10, 19871796), (12, 16559830), (14, 14194140), (15, 13247864), (19, 10458840), (20, 9935898), (21, 9462760), (24, 8279915), (28, 7097070), (30, 6623932), (35, 5677656), (38, 5229420), (40, 4967949), (42, 4731380), (56, 3548535), (57, 3486280), (60, 3311966), (70, 2838828), (76, 2614710), (84, 2365690), (95, 2091768), (105, 1892552), (114, 1743140), (120, 1655983), (133, 1494120), (140, 1419414), (152, 1307355), (168, 1182845), (190, 1045884), (210, 946276), (228, 871570), (266, 747060), (280, 709707), (285, 697256), (380, 522942), (399, 498040), (420, 473138), (456, 435785), (532, 373530), (570, 348628), (665, 298824), (760, 261471), (798, 249020), (840, 236569), (1064, 186765), (1140, 174314), (1330, 149412), (1596, 124510), (1995, 99608), (2280, 87157), (2660, 74706), (3192, 62255), (3990, 49804), (5320, 37353), (7980, 24902), (12451, 15960)]