19985596440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{14557}}^1$

素因数の和:15261

約数の個数: 128

約数和(自身を含む): 63582356160

約数和(自身を除く): 43596759720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 673, 680, 1020, 1346, 2019, 2040, 2692, 3365, 4038, 5384, 6730, 8076, 10095, 11441, 13460, 14557, 16152, 20190, 22882, 26920, 29114, 34323, 40380, 43671, 45764, 57205, 58228, 68646, 72785, 80760, 87342, 91528, 114410, 116456, 137292, 145570, 171615, 174684, 218355, 228820, 247469, 274584, 291140, 343230, 349368, 436710, 457640, 494938, 582280, 686460, 742407, 873420, 989876, 1237345, 1372920, 1484814, 1746840, 1979752, 2474690, 2969628, 3712035, 4949380, 5939256, 7424070, 9796861, 9898760, 14848140, 19593722, 29390583, 29696280, 39187444, 48984305, 58781166, 78374888, 97968610, 117562332, 146952915, 166546637, 195937220, 235124664, 293905830, 333093274, 391874440, 499639911, 587811660, 666186548, 832733185, 999279822, 1175623320, 1332373096, 1665466370, 1998559644, 2498199555, 3330932740, 3997119288, 4996399110, 6661865480, 9992798220, 19985596440]

約数ペア:

[(1, 19985596440), (2, 9992798220), (3, 6661865480), (4, 4996399110), (5, 3997119288), (6, 3330932740), (8, 2498199555), (10, 1998559644), (12, 1665466370), (15, 1332373096), (17, 1175623320), (20, 999279822), (24, 832733185), (30, 666186548), (34, 587811660), (40, 499639911), (51, 391874440), (60, 333093274), (68, 293905830), (85, 235124664), (102, 195937220), (120, 166546637), (136, 146952915), (170, 117562332), (204, 97968610), (255, 78374888), (340, 58781166), (408, 48984305), (510, 39187444), (673, 29696280), (680, 29390583), (1020, 19593722), (1346, 14848140), (2019, 9898760), (2040, 9796861), (2692, 7424070), (3365, 5939256), (4038, 4949380), (5384, 3712035), (6730, 2969628), (8076, 2474690), (10095, 1979752), (11441, 1746840), (13460, 1484814), (14557, 1372920), (16152, 1237345), (20190, 989876), (22882, 873420), (26920, 742407), (29114, 686460), (34323, 582280), (40380, 494938), (43671, 457640), (45764, 436710), (57205, 349368), (58228, 343230), (68646, 291140), (72785, 274584), (80760, 247469), (87342, 228820), (91528, 218355), (114410, 174684), (116456, 171615), (137292, 145570)]