198451960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 554347800

約数和(自身を除く): 355895840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 73, 76, 95, 98, 133, 140, 146, 152, 190, 196, 245, 266, 280, 292, 365, 380, 392, 490, 511, 532, 584, 665, 730, 760, 931, 980, 1022, 1064, 1330, 1387, 1460, 1862, 1960, 2044, 2555, 2660, 2774, 2920, 3577, 3724, 4088, 4655, 5110, 5320, 5329, 5548, 6935, 7154, 7448, 9310, 9709, 10220, 10658, 11096, 13870, 14308, 17885, 18620, 19418, 20440, 21316, 26645, 27740, 28616, 35770, 37240, 37303, 38836, 42632, 48545, 53290, 55480, 67963, 71540, 74606, 77672, 97090, 101251, 106580, 135926, 143080, 149212, 186515, 194180, 202502, 213160, 261121, 271852, 298424, 339815, 373030, 388360, 405004, 506255, 522242, 543704, 679630, 708757, 746060, 810008, 1012510, 1044484, 1305605, 1359260, 1417514, 1492120, 2025020, 2088968, 2611210, 2718520, 2835028, 3543785, 4050040, 4961299, 5222420, 5670056, 7087570, 9922598, 10444840, 14175140, 19845196, 24806495, 28350280, 39690392, 49612990, 99225980, 198451960]

約数ペア:

[(1, 198451960), (2, 99225980), (4, 49612990), (5, 39690392), (7, 28350280), (8, 24806495), (10, 19845196), (14, 14175140), (19, 10444840), (20, 9922598), (28, 7087570), (35, 5670056), (38, 5222420), (40, 4961299), (49, 4050040), (56, 3543785), (70, 2835028), (73, 2718520), (76, 2611210), (95, 2088968), (98, 2025020), (133, 1492120), (140, 1417514), (146, 1359260), (152, 1305605), (190, 1044484), (196, 1012510), (245, 810008), (266, 746060), (280, 708757), (292, 679630), (365, 543704), (380, 522242), (392, 506255), (490, 405004), (511, 388360), (532, 373030), (584, 339815), (665, 298424), (730, 271852), (760, 261121), (931, 213160), (980, 202502), (1022, 194180), (1064, 186515), (1330, 149212), (1387, 143080), (1460, 135926), (1862, 106580), (1960, 101251), (2044, 97090), (2555, 77672), (2660, 74606), (2774, 71540), (2920, 67963), (3577, 55480), (3724, 53290), (4088, 48545), (4655, 42632), (5110, 38836), (5320, 37303), (5329, 37240), (5548, 35770), (6935, 28616), (7154, 27740), (7448, 26645), (9310, 21316), (9709, 20440), (10220, 19418), (10658, 18620), (11096, 17885), (13870, 14308)]