197719380

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 168

約数和(自身を含む): 634604544

約数和(自身を除く): 436885164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 191, 213, 243, 270, 284, 324, 355, 382, 405, 426, 486, 540, 573, 639, 710, 729, 764, 810, 852, 955, 972, 1065, 1146, 1215, 1278, 1420, 1458, 1620, 1719, 1910, 1917, 2130, 2292, 2430, 2556, 2865, 2916, 3195, 3438, 3645, 3820, 3834, 4260, 4860, 5157, 5730, 5751, 6390, 6876, 7290, 7668, 8595, 9585, 10314, 11460, 11502, 12780, 13561, 14580, 15471, 17190, 17253, 19170, 20628, 23004, 25785, 27122, 28755, 30942, 34380, 34506, 38340, 40683, 46413, 51570, 51759, 54244, 57510, 61884, 67805, 69012, 77355, 81366, 86265, 92826, 103140, 103518, 115020, 122049, 135610, 139239, 154710, 162732, 172530, 185652, 203415, 207036, 232065, 244098, 258795, 271220, 278478, 309420, 345060, 366147, 406830, 464130, 488196, 517590, 556956, 610245, 696195, 732294, 813660, 928260, 1035180, 1098441, 1220490, 1392390, 1464588, 1830735, 2196882, 2440980, 2784780, 3295323, 3661470, 4393764, 5492205, 6590646, 7322940, 9885969, 10984410, 13181292, 16476615, 19771938, 21968820, 32953230, 39543876, 49429845, 65906460, 98859690, 197719380]

約数ペア:

[(1, 197719380), (2, 98859690), (3, 65906460), (4, 49429845), (5, 39543876), (6, 32953230), (9, 21968820), (10, 19771938), (12, 16476615), (15, 13181292), (18, 10984410), (20, 9885969), (27, 7322940), (30, 6590646), (36, 5492205), (45, 4393764), (54, 3661470), (60, 3295323), (71, 2784780), (81, 2440980), (90, 2196882), (108, 1830735), (135, 1464588), (142, 1392390), (162, 1220490), (180, 1098441), (191, 1035180), (213, 928260), (243, 813660), (270, 732294), (284, 696195), (324, 610245), (355, 556956), (382, 517590), (405, 488196), (426, 464130), (486, 406830), (540, 366147), (573, 345060), (639, 309420), (710, 278478), (729, 271220), (764, 258795), (810, 244098), (852, 232065), (955, 207036), (972, 203415), (1065, 185652), (1146, 172530), (1215, 162732), (1278, 154710), (1420, 139239), (1458, 135610), (1620, 122049), (1719, 115020), (1910, 103518), (1917, 103140), (2130, 92826), (2292, 86265), (2430, 81366), (2556, 77355), (2865, 69012), (2916, 67805), (3195, 61884), (3438, 57510), (3645, 54244), (3820, 51759), (3834, 51570), (4260, 46413), (4860, 40683), (5157, 38340), (5730, 34506), (5751, 34380), (6390, 30942), (6876, 28755), (7290, 27122), (7668, 25785), (8595, 23004), (9585, 20628), (10314, 19170), (11460, 17253), (11502, 17190), (12780, 15471), (13561, 14580)]