398456280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2693}}^1$

素因数の和:2850

約数の個数: 128

約数和(自身を含む): 1338379200

約数和(自身を除く): 939922920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 137, 180, 216, 270, 274, 360, 411, 540, 548, 685, 822, 1080, 1096, 1233, 1370, 1644, 2055, 2466, 2693, 2740, 3288, 3699, 4110, 4932, 5386, 5480, 6165, 7398, 8079, 8220, 9864, 10772, 12330, 13465, 14796, 16158, 16440, 18495, 21544, 24237, 24660, 26930, 29592, 32316, 36990, 40395, 48474, 49320, 53860, 64632, 72711, 73980, 80790, 96948, 107720, 121185, 145422, 147960, 161580, 193896, 242370, 290844, 323160, 363555, 368941, 484740, 581688, 727110, 737882, 969480, 1106823, 1454220, 1475764, 1844705, 2213646, 2908440, 2951528, 3320469, 3689410, 4427292, 5534115, 6640938, 7378820, 8854584, 9961407, 11068230, 13281876, 14757640, 16602345, 19922814, 22136460, 26563752, 33204690, 39845628, 44272920, 49807035, 66409380, 79691256, 99614070, 132818760, 199228140, 398456280]

約数ペア:

[(1, 398456280), (2, 199228140), (3, 132818760), (4, 99614070), (5, 79691256), (6, 66409380), (8, 49807035), (9, 44272920), (10, 39845628), (12, 33204690), (15, 26563752), (18, 22136460), (20, 19922814), (24, 16602345), (27, 14757640), (30, 13281876), (36, 11068230), (40, 9961407), (45, 8854584), (54, 7378820), (60, 6640938), (72, 5534115), (90, 4427292), (108, 3689410), (120, 3320469), (135, 2951528), (137, 2908440), (180, 2213646), (216, 1844705), (270, 1475764), (274, 1454220), (360, 1106823), (411, 969480), (540, 737882), (548, 727110), (685, 581688), (822, 484740), (1080, 368941), (1096, 363555), (1233, 323160), (1370, 290844), (1644, 242370), (2055, 193896), (2466, 161580), (2693, 147960), (2740, 145422), (3288, 121185), (3699, 107720), (4110, 96948), (4932, 80790), (5386, 73980), (5480, 72711), (6165, 64632), (7398, 53860), (8079, 49320), (8220, 48474), (9864, 40395), (10772, 36990), (12330, 32316), (13465, 29592), (14796, 26930), (16158, 24660), (16440, 24237), (18495, 21544)]