18397506840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{6863}}^1$

素因数の和:7217

約数の個数: 128

約数和(自身を含む): 56043187200

約数和(自身を除く): 37645680360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 251, 267, 356, 445, 502, 534, 712, 753, 890, 1004, 1068, 1255, 1335, 1506, 1780, 2008, 2136, 2510, 2670, 3012, 3560, 3765, 5020, 5340, 6024, 6863, 7530, 10040, 10680, 13726, 15060, 20589, 22339, 27452, 30120, 34315, 41178, 44678, 54904, 67017, 68630, 82356, 89356, 102945, 111695, 134034, 137260, 164712, 178712, 205890, 223390, 268068, 274520, 335085, 411780, 446780, 536136, 610807, 670170, 823560, 893560, 1221614, 1340340, 1722613, 1832421, 2443228, 2680680, 3054035, 3445226, 3664842, 4886456, 5167839, 6108070, 6890452, 7329684, 8613065, 9162105, 10335678, 12216140, 13780904, 14659368, 17226130, 18324210, 20671356, 24432280, 25839195, 34452260, 36648420, 41342712, 51678390, 68904520, 73296840, 103356780, 153312557, 206713560, 306625114, 459937671, 613250228, 766562785, 919875342, 1226500456, 1533125570, 1839750684, 2299688355, 3066251140, 3679501368, 4599376710, 6132502280, 9198753420, 18397506840]

約数ペア:

[(1, 18397506840), (2, 9198753420), (3, 6132502280), (4, 4599376710), (5, 3679501368), (6, 3066251140), (8, 2299688355), (10, 1839750684), (12, 1533125570), (15, 1226500456), (20, 919875342), (24, 766562785), (30, 613250228), (40, 459937671), (60, 306625114), (89, 206713560), (120, 153312557), (178, 103356780), (251, 73296840), (267, 68904520), (356, 51678390), (445, 41342712), (502, 36648420), (534, 34452260), (712, 25839195), (753, 24432280), (890, 20671356), (1004, 18324210), (1068, 17226130), (1255, 14659368), (1335, 13780904), (1506, 12216140), (1780, 10335678), (2008, 9162105), (2136, 8613065), (2510, 7329684), (2670, 6890452), (3012, 6108070), (3560, 5167839), (3765, 4886456), (5020, 3664842), (5340, 3445226), (6024, 3054035), (6863, 2680680), (7530, 2443228), (10040, 1832421), (10680, 1722613), (13726, 1340340), (15060, 1221614), (20589, 893560), (22339, 823560), (27452, 670170), (30120, 610807), (34315, 536136), (41178, 446780), (44678, 411780), (54904, 335085), (67017, 274520), (68630, 268068), (82356, 223390), (89356, 205890), (102945, 178712), (111695, 164712), (134034, 137260)]