215696520

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:611

約数の個数: 224

約数和(自身を含む): 784992600

約数和(自身を除く): 569296080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 468, 486, 520, 540, 569, 585, 648, 702, 729, 780, 810, 936, 972, 1053, 1080, 1138, 1170, 1215, 1404, 1458, 1560, 1620, 1707, 1755, 1944, 2106, 2276, 2340, 2430, 2808, 2845, 2916, 3159, 3240, 3414, 3510, 3645, 4212, 4552, 4680, 4860, 5121, 5265, 5690, 5832, 6318, 6828, 7020, 7290, 7397, 8424, 8535, 9477, 9720, 10242, 10530, 11380, 12636, 13656, 14040, 14580, 14794, 15363, 15795, 17070, 18954, 20484, 21060, 22191, 22760, 25272, 25605, 29160, 29588, 30726, 31590, 34140, 36985, 37908, 40968, 42120, 44382, 46089, 47385, 51210, 59176, 61452, 63180, 66573, 68280, 73970, 75816, 76815, 88764, 92178, 94770, 102420, 110955, 122904, 126360, 133146, 138267, 147940, 153630, 177528, 184356, 189540, 199719, 204840, 221910, 230445, 266292, 276534, 295880, 307260, 332865, 368712, 379080, 399438, 414801, 443820, 460890, 532584, 553068, 599157, 614520, 665730, 691335, 798876, 829602, 887640, 921780, 998595, 1106136, 1198314, 1331460, 1382670, 1597752, 1659204, 1797471, 1843560, 1997190, 2074005, 2396628, 2662920, 2765340, 2995785, 3318408, 3594942, 3994380, 4148010, 4793256, 5392413, 5530680, 5991570, 7189884, 7988760, 8296020, 8987355, 10784826, 11983140, 14379768, 16592040, 17974710, 21569652, 23966280, 26962065, 35949420, 43139304, 53924130, 71898840, 107848260, 215696520]

約数ペア:

[(1, 215696520), (2, 107848260), (3, 71898840), (4, 53924130), (5, 43139304), (6, 35949420), (8, 26962065), (9, 23966280), (10, 21569652), (12, 17974710), (13, 16592040), (15, 14379768), (18, 11983140), (20, 10784826), (24, 8987355), (26, 8296020), (27, 7988760), (30, 7189884), (36, 5991570), (39, 5530680), (40, 5392413), (45, 4793256), (52, 4148010), (54, 3994380), (60, 3594942), (65, 3318408), (72, 2995785), (78, 2765340), (81, 2662920), (90, 2396628), (104, 2074005), (108, 1997190), (117, 1843560), (120, 1797471), (130, 1659204), (135, 1597752), (156, 1382670), (162, 1331460), (180, 1198314), (195, 1106136), (216, 998595), (234, 921780), (243, 887640), (260, 829602), (270, 798876), (312, 691335), (324, 665730), (351, 614520), (360, 599157), (390, 553068), (405, 532584), (468, 460890), (486, 443820), (520, 414801), (540, 399438), (569, 379080), (585, 368712), (648, 332865), (702, 307260), (729, 295880), (780, 276534), (810, 266292), (936, 230445), (972, 221910), (1053, 204840), (1080, 199719), (1138, 189540), (1170, 184356), (1215, 177528), (1404, 153630), (1458, 147940), (1560, 138267), (1620, 133146), (1707, 126360), (1755, 122904), (1944, 110955), (2106, 102420), (2276, 94770), (2340, 92178), (2430, 88764), (2808, 76815), (2845, 75816), (2916, 73970), (3159, 68280), (3240, 66573), (3414, 63180), (3510, 61452), (3645, 59176), (4212, 51210), (4552, 47385), (4680, 46089), (4860, 44382), (5121, 42120), (5265, 40968), (5690, 37908), (5832, 36985), (6318, 34140), (6828, 31590), (7020, 30726), (7290, 29588), (7397, 29160), (8424, 25605), (8535, 25272), (9477, 22760), (9720, 22191), (10242, 21060), (10530, 20484), (11380, 18954), (12636, 17070), (13656, 15795), (14040, 15363), (14580, 14794)]