219131257520

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{420307}}^1$

素因数の和:420360

約数の個数: 160

約数和(自身を含む): 625418304000

約数和(自身を除く): 406287046480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 343, 380, 392, 490, 532, 560, 665, 686, 760, 784, 931, 980, 1064, 1330, 1372, 1520, 1715, 1862, 1960, 2128, 2660, 2744, 3430, 3724, 3920, 4655, 5320, 5488, 6517, 6860, 7448, 9310, 10640, 13034, 13720, 14896, 18620, 26068, 27440, 32585, 37240, 52136, 65170, 74480, 104272, 130340, 260680, 420307, 521360, 840614, 1681228, 2101535, 2942149, 3362456, 4203070, 5884298, 6724912, 7985833, 8406140, 11768596, 14710745, 15971666, 16812280, 20595043, 23537192, 29421490, 31943332, 33624560, 39929165, 41190086, 47074384, 55900831, 58842980, 63886664, 79858330, 82380172, 102975215, 111801662, 117685960, 127773328, 144165301, 159716660, 164760344, 205950430, 223603324, 235371920, 279504155, 288330602, 319433320, 329520688, 391305817, 411900860, 447206648, 559008310, 576661204, 638866640, 720826505, 782611634, 823801720, 894413296, 1118016620, 1153322408, 1441653010, 1565223268, 1647603440, 1956529085, 2236033240, 2306644816, 2739140719, 2883306020, 3130446536, 3913058170, 4472066480, 5478281438, 5766612040, 6260893072, 7826116340, 10956562876, 11533224080, 13695703595, 15652232680, 21913125752, 27391407190, 31304465360, 43826251504, 54782814380, 109565628760, 219131257520]

約数ペア:

[(1, 219131257520), (2, 109565628760), (4, 54782814380), (5, 43826251504), (7, 31304465360), (8, 27391407190), (10, 21913125752), (14, 15652232680), (16, 13695703595), (19, 11533224080), (20, 10956562876), (28, 7826116340), (35, 6260893072), (38, 5766612040), (40, 5478281438), (49, 4472066480), (56, 3913058170), (70, 3130446536), (76, 2883306020), (80, 2739140719), (95, 2306644816), (98, 2236033240), (112, 1956529085), (133, 1647603440), (140, 1565223268), (152, 1441653010), (190, 1153322408), (196, 1118016620), (245, 894413296), (266, 823801720), (280, 782611634), (304, 720826505), (343, 638866640), (380, 576661204), (392, 559008310), (490, 447206648), (532, 411900860), (560, 391305817), (665, 329520688), (686, 319433320), (760, 288330602), (784, 279504155), (931, 235371920), (980, 223603324), (1064, 205950430), (1330, 164760344), (1372, 159716660), (1520, 144165301), (1715, 127773328), (1862, 117685960), (1960, 111801662), (2128, 102975215), (2660, 82380172), (2744, 79858330), (3430, 63886664), (3724, 58842980), (3920, 55900831), (4655, 47074384), (5320, 41190086), (5488, 39929165), (6517, 33624560), (6860, 31943332), (7448, 29421490), (9310, 23537192), (10640, 20595043), (13034, 16812280), (13720, 15971666), (14896, 14710745), (18620, 11768596), (26068, 8406140), (27440, 7985833), (32585, 6724912), (37240, 5884298), (52136, 4203070), (65170, 3362456), (74480, 2942149), (104272, 2101535), (130340, 1681228), (260680, 840614), (420307, 521360)]