204045480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:981

約数の個数: 160

約数和(自身を含む): 696263040

約数和(自身を除く): 492217560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 81, 90, 108, 120, 135, 142, 162, 180, 213, 216, 270, 284, 324, 355, 360, 405, 426, 540, 568, 639, 648, 710, 810, 852, 887, 1065, 1080, 1278, 1420, 1620, 1704, 1774, 1917, 2130, 2556, 2661, 2840, 3195, 3240, 3548, 3834, 4260, 4435, 5112, 5322, 5751, 6390, 7096, 7668, 7983, 8520, 8870, 9585, 10644, 11502, 12780, 13305, 15336, 15966, 17740, 19170, 21288, 23004, 23949, 25560, 26610, 28755, 31932, 35480, 38340, 39915, 46008, 47898, 53220, 57510, 62977, 63864, 71847, 76680, 79830, 95796, 106440, 115020, 119745, 125954, 143694, 159660, 188931, 191592, 230040, 239490, 251908, 287388, 314885, 319320, 359235, 377862, 478980, 503816, 566793, 574776, 629770, 718470, 755724, 944655, 957960, 1133586, 1259540, 1436940, 1511448, 1700379, 1889310, 2267172, 2519080, 2833965, 2873880, 3400758, 3778620, 4534344, 5101137, 5667930, 6801516, 7557240, 8501895, 10202274, 11335860, 13603032, 17003790, 20404548, 22671720, 25505685, 34007580, 40809096, 51011370, 68015160, 102022740, 204045480]

約数ペア:

[(1, 204045480), (2, 102022740), (3, 68015160), (4, 51011370), (5, 40809096), (6, 34007580), (8, 25505685), (9, 22671720), (10, 20404548), (12, 17003790), (15, 13603032), (18, 11335860), (20, 10202274), (24, 8501895), (27, 7557240), (30, 6801516), (36, 5667930), (40, 5101137), (45, 4534344), (54, 3778620), (60, 3400758), (71, 2873880), (72, 2833965), (81, 2519080), (90, 2267172), (108, 1889310), (120, 1700379), (135, 1511448), (142, 1436940), (162, 1259540), (180, 1133586), (213, 957960), (216, 944655), (270, 755724), (284, 718470), (324, 629770), (355, 574776), (360, 566793), (405, 503816), (426, 478980), (540, 377862), (568, 359235), (639, 319320), (648, 314885), (710, 287388), (810, 251908), (852, 239490), (887, 230040), (1065, 191592), (1080, 188931), (1278, 159660), (1420, 143694), (1620, 125954), (1704, 119745), (1774, 115020), (1917, 106440), (2130, 95796), (2556, 79830), (2661, 76680), (2840, 71847), (3195, 63864), (3240, 62977), (3548, 57510), (3834, 53220), (4260, 47898), (4435, 46008), (5112, 39915), (5322, 38340), (5751, 35480), (6390, 31932), (7096, 28755), (7668, 26610), (7983, 25560), (8520, 23949), (8870, 23004), (9585, 21288), (10644, 19170), (11502, 17740), (12780, 15966), (13305, 15336)]