318978270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4783}}^1$

素因数の和:4831

約数の個数: 128

約数和(自身を含む): 964454400

約数和(自身を除く): 645476130

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 90, 95, 114, 117, 130, 135, 171, 190, 195, 234, 247, 270, 285, 342, 351, 390, 494, 513, 570, 585, 702, 741, 855, 1026, 1170, 1235, 1482, 1710, 1755, 2223, 2470, 2565, 3510, 3705, 4446, 4783, 5130, 6669, 7410, 9566, 11115, 13338, 14349, 22230, 23915, 28698, 33345, 43047, 47830, 62179, 66690, 71745, 86094, 90877, 124358, 129141, 143490, 181754, 186537, 215235, 258282, 272631, 310895, 373074, 430470, 454385, 545262, 559611, 621790, 645705, 817893, 908770, 932685, 1119222, 1181401, 1291410, 1363155, 1635786, 1678833, 1865370, 2362802, 2453679, 2726310, 2798055, 3357666, 3544203, 4089465, 4907358, 5596110, 5907005, 7088406, 8178930, 8394165, 10632609, 11814010, 12268395, 16788330, 17721015, 21265218, 24536790, 31897827, 35442030, 53163045, 63795654, 106326090, 159489135, 318978270]

約数ペア:

[(1, 318978270), (2, 159489135), (3, 106326090), (5, 63795654), (6, 53163045), (9, 35442030), (10, 31897827), (13, 24536790), (15, 21265218), (18, 17721015), (19, 16788330), (26, 12268395), (27, 11814010), (30, 10632609), (38, 8394165), (39, 8178930), (45, 7088406), (54, 5907005), (57, 5596110), (65, 4907358), (78, 4089465), (90, 3544203), (95, 3357666), (114, 2798055), (117, 2726310), (130, 2453679), (135, 2362802), (171, 1865370), (190, 1678833), (195, 1635786), (234, 1363155), (247, 1291410), (270, 1181401), (285, 1119222), (342, 932685), (351, 908770), (390, 817893), (494, 645705), (513, 621790), (570, 559611), (585, 545262), (702, 454385), (741, 430470), (855, 373074), (1026, 310895), (1170, 272631), (1235, 258282), (1482, 215235), (1710, 186537), (1755, 181754), (2223, 143490), (2470, 129141), (2565, 124358), (3510, 90877), (3705, 86094), (4446, 71745), (4783, 66690), (5130, 62179), (6669, 47830), (7410, 43047), (9566, 33345), (11115, 28698), (13338, 23915), (14349, 22230)]