289947030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 771379200

約数和(自身を除く): 481432170

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 61, 62, 93, 95, 114, 122, 155, 183, 186, 190, 269, 285, 305, 310, 366, 465, 538, 570, 589, 610, 807, 915, 930, 1159, 1178, 1345, 1614, 1767, 1830, 1891, 2318, 2690, 2945, 3477, 3534, 3782, 4035, 5111, 5673, 5795, 5890, 6954, 8070, 8339, 8835, 9455, 10222, 11346, 11590, 15333, 16409, 16678, 17385, 17670, 18910, 25017, 25555, 28365, 30666, 32818, 34770, 35929, 41695, 49227, 50034, 51110, 56730, 71858, 76665, 82045, 83390, 98454, 107787, 125085, 153330, 158441, 164090, 179645, 215574, 246135, 250170, 311771, 316882, 359290, 475323, 492270, 508679, 538935, 623542, 792205, 935313, 950646, 1017358, 1077870, 1526037, 1558855, 1584410, 1870626, 2376615, 2543395, 3052074, 3117710, 4676565, 4753230, 5086790, 7630185, 9353130, 9664901, 15260370, 19329802, 28994703, 48324505, 57989406, 96649010, 144973515, 289947030]

約数ペア:

[(1, 289947030), (2, 144973515), (3, 96649010), (5, 57989406), (6, 48324505), (10, 28994703), (15, 19329802), (19, 15260370), (30, 9664901), (31, 9353130), (38, 7630185), (57, 5086790), (61, 4753230), (62, 4676565), (93, 3117710), (95, 3052074), (114, 2543395), (122, 2376615), (155, 1870626), (183, 1584410), (186, 1558855), (190, 1526037), (269, 1077870), (285, 1017358), (305, 950646), (310, 935313), (366, 792205), (465, 623542), (538, 538935), (570, 508679), (589, 492270), (610, 475323), (807, 359290), (915, 316882), (930, 311771), (1159, 250170), (1178, 246135), (1345, 215574), (1614, 179645), (1767, 164090), (1830, 158441), (1891, 153330), (2318, 125085), (2690, 107787), (2945, 98454), (3477, 83390), (3534, 82045), (3782, 76665), (4035, 71858), (5111, 56730), (5673, 51110), (5795, 50034), (5890, 49227), (6954, 41695), (8070, 35929), (8339, 34770), (8835, 32818), (9455, 30666), (10222, 28365), (11346, 25555), (11590, 25017), (15333, 18910), (16409, 17670), (16678, 17385)]