209969235920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1\times {\mathrm{1433}}^1$

素因数の和:2073

約数の個数: 160

約数和(自身を含む): 510157660320

約数和(自身を除く): 300188424400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 137, 145, 232, 274, 290, 461, 464, 548, 580, 685, 922, 1096, 1160, 1370, 1433, 1844, 2192, 2305, 2320, 2740, 2866, 3688, 3973, 4610, 5480, 5732, 7165, 7376, 7946, 9220, 10960, 11464, 13369, 14330, 15892, 18440, 19865, 22928, 26738, 28660, 31784, 36880, 39730, 41557, 53476, 57320, 63157, 63568, 66845, 79460, 83114, 106952, 114640, 126314, 133690, 158920, 166228, 196321, 207785, 213904, 252628, 267380, 315785, 317840, 332456, 392642, 415570, 505256, 534760, 631570, 660613, 664912, 785284, 831140, 981605, 1010512, 1069520, 1263140, 1321226, 1570568, 1662280, 1831553, 1963210, 2526280, 2642452, 3141136, 3303065, 3324560, 3663106, 3926420, 5052560, 5284904, 5693309, 6606130, 7326212, 7852840, 9157765, 10569808, 11386618, 13212260, 14652424, 15705680, 18315530, 19157777, 22773236, 26424520, 28466545, 29304848, 36631060, 38315554, 45546472, 52849040, 56933090, 73262120, 76631108, 90503981, 91092944, 95788885, 113866180, 146524240, 153262216, 181007962, 191577770, 227732360, 306524432, 362015924, 383155540, 452519905, 455464720, 724031848, 766311080, 905039810, 1448063696, 1532622160, 1810079620, 2624615449, 3620159240, 5249230898, 7240318480, 10498461796, 13123077245, 20996923592, 26246154490, 41993847184, 52492308980, 104984617960, 209969235920]

約数ペア:

[(1, 209969235920), (2, 104984617960), (4, 52492308980), (5, 41993847184), (8, 26246154490), (10, 20996923592), (16, 13123077245), (20, 10498461796), (29, 7240318480), (40, 5249230898), (58, 3620159240), (80, 2624615449), (116, 1810079620), (137, 1532622160), (145, 1448063696), (232, 905039810), (274, 766311080), (290, 724031848), (461, 455464720), (464, 452519905), (548, 383155540), (580, 362015924), (685, 306524432), (922, 227732360), (1096, 191577770), (1160, 181007962), (1370, 153262216), (1433, 146524240), (1844, 113866180), (2192, 95788885), (2305, 91092944), (2320, 90503981), (2740, 76631108), (2866, 73262120), (3688, 56933090), (3973, 52849040), (4610, 45546472), (5480, 38315554), (5732, 36631060), (7165, 29304848), (7376, 28466545), (7946, 26424520), (9220, 22773236), (10960, 19157777), (11464, 18315530), (13369, 15705680), (14330, 14652424), (15892, 13212260), (18440, 11386618), (19865, 10569808), (22928, 9157765), (26738, 7852840), (28660, 7326212), (31784, 6606130), (36880, 5693309), (39730, 5284904), (41557, 5052560), (53476, 3926420), (57320, 3663106), (63157, 3324560), (63568, 3303065), (66845, 3141136), (79460, 2642452), (83114, 2526280), (106952, 1963210), (114640, 1831553), (126314, 1662280), (133690, 1570568), (158920, 1321226), (166228, 1263140), (196321, 1069520), (207785, 1010512), (213904, 981605), (252628, 831140), (267380, 785284), (315785, 664912), (317840, 660613), (332456, 631570), (392642, 534760), (415570, 505256)]