280688328

素因数分解:

$2^3\times 3^7\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 805305600

約数和(自身を除く): 524617272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 81, 108, 122, 162, 183, 216, 243, 244, 263, 324, 366, 486, 488, 526, 549, 648, 729, 732, 789, 972, 1052, 1098, 1458, 1464, 1578, 1647, 1944, 2104, 2187, 2196, 2367, 2916, 3156, 3294, 4374, 4392, 4734, 4941, 5832, 6312, 6588, 7101, 8748, 9468, 9882, 13176, 14202, 14823, 16043, 17496, 18936, 19764, 21303, 28404, 29646, 32086, 39528, 42606, 44469, 48129, 56808, 59292, 63909, 64172, 85212, 88938, 96258, 118584, 127818, 128344, 133407, 144387, 170424, 177876, 191727, 192516, 255636, 266814, 288774, 355752, 383454, 385032, 433161, 511272, 533628, 575181, 577548, 766908, 866322, 1067256, 1150362, 1155096, 1299483, 1533816, 1732644, 2300724, 2598966, 3465288, 3898449, 4601448, 5197932, 7796898, 10395864, 11695347, 15593796, 23390694, 31187592, 35086041, 46781388, 70172082, 93562776, 140344164, 280688328]

約数ペア:

[(1, 280688328), (2, 140344164), (3, 93562776), (4, 70172082), (6, 46781388), (8, 35086041), (9, 31187592), (12, 23390694), (18, 15593796), (24, 11695347), (27, 10395864), (36, 7796898), (54, 5197932), (61, 4601448), (72, 3898449), (81, 3465288), (108, 2598966), (122, 2300724), (162, 1732644), (183, 1533816), (216, 1299483), (243, 1155096), (244, 1150362), (263, 1067256), (324, 866322), (366, 766908), (486, 577548), (488, 575181), (526, 533628), (549, 511272), (648, 433161), (729, 385032), (732, 383454), (789, 355752), (972, 288774), (1052, 266814), (1098, 255636), (1458, 192516), (1464, 191727), (1578, 177876), (1647, 170424), (1944, 144387), (2104, 133407), (2187, 128344), (2196, 127818), (2367, 118584), (2916, 96258), (3156, 88938), (3294, 85212), (4374, 64172), (4392, 63909), (4734, 59292), (4941, 56808), (5832, 48129), (6312, 44469), (6588, 42606), (7101, 39528), (8748, 32086), (9468, 29646), (9882, 28404), (13176, 21303), (14202, 19764), (14823, 18936), (16043, 17496)]