90197730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 276736824

約数和(自身を除く): 186539094

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 113, 126, 147, 181, 210, 226, 245, 294, 315, 339, 362, 441, 490, 543, 565, 630, 678, 735, 791, 882, 905, 1017, 1086, 1130, 1267, 1470, 1582, 1629, 1695, 1810, 2034, 2205, 2373, 2534, 2715, 3258, 3390, 3801, 3955, 4410, 4746, 5085, 5430, 5537, 6335, 7119, 7602, 7910, 8145, 8869, 10170, 11074, 11403, 11865, 12670, 14238, 16290, 16611, 17738, 19005, 20453, 22806, 23730, 26607, 27685, 33222, 35595, 38010, 40906, 44345, 49833, 53214, 55370, 57015, 61359, 71190, 79821, 83055, 88690, 99666, 102265, 114030, 122718, 133035, 143171, 159642, 166110, 184077, 204530, 249165, 266070, 286342, 306795, 368154, 399105, 429513, 498330, 613590, 715855, 798210, 859026, 920385, 1002197, 1288539, 1431710, 1840770, 2004394, 2147565, 2577078, 3006591, 4295130, 5010985, 6013182, 6442695, 9019773, 10021970, 12885390, 15032955, 18039546, 30065910, 45098865, 90197730]

約数ペア:

[(1, 90197730), (2, 45098865), (3, 30065910), (5, 18039546), (6, 15032955), (7, 12885390), (9, 10021970), (10, 9019773), (14, 6442695), (15, 6013182), (18, 5010985), (21, 4295130), (30, 3006591), (35, 2577078), (42, 2147565), (45, 2004394), (49, 1840770), (63, 1431710), (70, 1288539), (90, 1002197), (98, 920385), (105, 859026), (113, 798210), (126, 715855), (147, 613590), (181, 498330), (210, 429513), (226, 399105), (245, 368154), (294, 306795), (315, 286342), (339, 266070), (362, 249165), (441, 204530), (490, 184077), (543, 166110), (565, 159642), (630, 143171), (678, 133035), (735, 122718), (791, 114030), (882, 102265), (905, 99666), (1017, 88690), (1086, 83055), (1130, 79821), (1267, 71190), (1470, 61359), (1582, 57015), (1629, 55370), (1695, 53214), (1810, 49833), (2034, 44345), (2205, 40906), (2373, 38010), (2534, 35595), (2715, 33222), (3258, 27685), (3390, 26607), (3801, 23730), (3955, 22806), (4410, 20453), (4746, 19005), (5085, 17738), (5430, 16611), (5537, 16290), (6335, 14238), (7119, 12670), (7602, 11865), (7910, 11403), (8145, 11074), (8869, 10170)]