128959600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 398545920

約数和(自身を除く): 269586320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 53, 55, 56, 70, 77, 79, 80, 88, 100, 106, 110, 112, 140, 154, 158, 175, 176, 200, 212, 220, 265, 275, 280, 308, 316, 350, 371, 385, 395, 400, 424, 440, 530, 550, 553, 560, 583, 616, 632, 700, 742, 770, 790, 848, 869, 880, 1060, 1100, 1106, 1166, 1232, 1264, 1325, 1400, 1484, 1540, 1580, 1738, 1855, 1925, 1975, 2120, 2200, 2212, 2332, 2650, 2765, 2800, 2915, 2968, 3080, 3160, 3476, 3710, 3850, 3950, 4081, 4187, 4240, 4345, 4400, 4424, 4664, 5300, 5530, 5830, 5936, 6083, 6160, 6320, 6952, 7420, 7700, 7900, 8162, 8374, 8690, 8848, 9275, 9328, 10600, 11060, 11660, 12166, 13825, 13904, 14575, 14840, 15400, 15800, 16324, 16748, 17380, 18550, 20405, 20935, 21200, 21725, 22120, 23320, 24332, 27650, 29150, 29309, 29680, 30415, 30800, 31600, 32648, 33496, 34760, 37100, 40810, 41870, 43450, 44240, 46057, 46640, 48664, 55300, 58300, 58618, 60830, 65296, 66992, 69520, 74200, 81620, 83740, 86900, 92114, 97328, 102025, 104675, 110600, 116600, 117236, 121660, 146545, 148400, 152075, 163240, 167480, 173800, 184228, 204050, 209350, 221200, 230285, 233200, 234472, 243320, 293090, 304150, 322399, 326480, 334960, 347600, 368456, 408100, 418700, 460570, 468944, 486640, 586180, 608300, 644798, 732725, 736912, 816200, 837400, 921140, 1151425, 1172360, 1216600, 1289596, 1465450, 1611995, 1632400, 1674800, 1842280, 2302850, 2344720, 2433200, 2579192, 2930900, 3223990, 3684560, 4605700, 5158384, 5861800, 6447980, 8059975, 9211400, 11723600, 12895960, 16119950, 18422800, 25791920, 32239900, 64479800, 128959600]

約数ペア:

[(1, 128959600), (2, 64479800), (4, 32239900), (5, 25791920), (7, 18422800), (8, 16119950), (10, 12895960), (11, 11723600), (14, 9211400), (16, 8059975), (20, 6447980), (22, 5861800), (25, 5158384), (28, 4605700), (35, 3684560), (40, 3223990), (44, 2930900), (50, 2579192), (53, 2433200), (55, 2344720), (56, 2302850), (70, 1842280), (77, 1674800), (79, 1632400), (80, 1611995), (88, 1465450), (100, 1289596), (106, 1216600), (110, 1172360), (112, 1151425), (140, 921140), (154, 837400), (158, 816200), (175, 736912), (176, 732725), (200, 644798), (212, 608300), (220, 586180), (265, 486640), (275, 468944), (280, 460570), (308, 418700), (316, 408100), (350, 368456), (371, 347600), (385, 334960), (395, 326480), (400, 322399), (424, 304150), (440, 293090), (530, 243320), (550, 234472), (553, 233200), (560, 230285), (583, 221200), (616, 209350), (632, 204050), (700, 184228), (742, 173800), (770, 167480), (790, 163240), (848, 152075), (869, 148400), (880, 146545), (1060, 121660), (1100, 117236), (1106, 116600), (1166, 110600), (1232, 104675), (1264, 102025), (1325, 97328), (1400, 92114), (1484, 86900), (1540, 83740), (1580, 81620), (1738, 74200), (1855, 69520), (1925, 66992), (1975, 65296), (2120, 60830), (2200, 58618), (2212, 58300), (2332, 55300), (2650, 48664), (2765, 46640), (2800, 46057), (2915, 44240), (2968, 43450), (3080, 41870), (3160, 40810), (3476, 37100), (3710, 34760), (3850, 33496), (3950, 32648), (4081, 31600), (4187, 30800), (4240, 30415), (4345, 29680), (4400, 29309), (4424, 29150), (4664, 27650), (5300, 24332), (5530, 23320), (5830, 22120), (5936, 21725), (6083, 21200), (6160, 20935), (6320, 20405), (6952, 18550), (7420, 17380), (7700, 16748), (7900, 16324), (8162, 15800), (8374, 15400), (8690, 14840), (8848, 14575), (9275, 13904), (9328, 13825), (10600, 12166), (11060, 11660)]