30405960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 109090800

約数和(自身を除く): 78684840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 73, 78, 89, 90, 104, 117, 120, 130, 146, 156, 178, 180, 195, 219, 234, 260, 267, 292, 312, 356, 360, 365, 390, 438, 445, 468, 520, 534, 584, 585, 657, 712, 730, 780, 801, 876, 890, 936, 949, 1068, 1095, 1157, 1170, 1314, 1335, 1460, 1560, 1602, 1752, 1780, 1898, 2136, 2190, 2314, 2340, 2628, 2670, 2847, 2920, 3204, 3285, 3471, 3560, 3796, 4005, 4380, 4628, 4680, 4745, 5256, 5340, 5694, 5785, 6408, 6497, 6570, 6942, 7592, 8010, 8541, 8760, 9256, 9490, 10413, 10680, 11388, 11570, 12994, 13140, 13884, 14235, 16020, 17082, 17355, 18980, 19491, 20826, 22776, 23140, 25988, 26280, 27768, 28470, 32040, 32485, 34164, 34710, 37960, 38982, 41652, 42705, 46280, 51976, 52065, 56940, 58473, 64970, 68328, 69420, 77964, 83304, 84461, 85410, 97455, 104130, 113880, 116946, 129940, 138840, 155928, 168922, 170820, 194910, 208260, 233892, 253383, 259880, 292365, 337844, 341640, 389820, 416520, 422305, 467784, 506766, 584730, 675688, 760149, 779640, 844610, 1013532, 1169460, 1266915, 1520298, 1689220, 2027064, 2338920, 2533830, 3040596, 3378440, 3800745, 5067660, 6081192, 7601490, 10135320, 15202980, 30405960]

約数ペア:

[(1, 30405960), (2, 15202980), (3, 10135320), (4, 7601490), (5, 6081192), (6, 5067660), (8, 3800745), (9, 3378440), (10, 3040596), (12, 2533830), (13, 2338920), (15, 2027064), (18, 1689220), (20, 1520298), (24, 1266915), (26, 1169460), (30, 1013532), (36, 844610), (39, 779640), (40, 760149), (45, 675688), (52, 584730), (60, 506766), (65, 467784), (72, 422305), (73, 416520), (78, 389820), (89, 341640), (90, 337844), (104, 292365), (117, 259880), (120, 253383), (130, 233892), (146, 208260), (156, 194910), (178, 170820), (180, 168922), (195, 155928), (219, 138840), (234, 129940), (260, 116946), (267, 113880), (292, 104130), (312, 97455), (356, 85410), (360, 84461), (365, 83304), (390, 77964), (438, 69420), (445, 68328), (468, 64970), (520, 58473), (534, 56940), (584, 52065), (585, 51976), (657, 46280), (712, 42705), (730, 41652), (780, 38982), (801, 37960), (876, 34710), (890, 34164), (936, 32485), (949, 32040), (1068, 28470), (1095, 27768), (1157, 26280), (1170, 25988), (1314, 23140), (1335, 22776), (1460, 20826), (1560, 19491), (1602, 18980), (1752, 17355), (1780, 17082), (1898, 16020), (2136, 14235), (2190, 13884), (2314, 13140), (2340, 12994), (2628, 11570), (2670, 11388), (2847, 10680), (2920, 10413), (3204, 9490), (3285, 9256), (3471, 8760), (3560, 8541), (3796, 8010), (4005, 7592), (4380, 6942), (4628, 6570), (4680, 6497), (4745, 6408), (5256, 5785), (5340, 5694)]