30673260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 100638720

約数和(自身を除く): 69965460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 239, 276, 279, 310, 345, 372, 414, 460, 465, 478, 558, 620, 690, 713, 717, 828, 930, 956, 1035, 1116, 1195, 1380, 1395, 1426, 1434, 1860, 2070, 2139, 2151, 2390, 2790, 2852, 2868, 3565, 3585, 4140, 4278, 4302, 4780, 5497, 5580, 6417, 7130, 7170, 7409, 8556, 8604, 10695, 10755, 10994, 12834, 14260, 14340, 14818, 16491, 21390, 21510, 21988, 22227, 25668, 27485, 29636, 32085, 32982, 37045, 42780, 43020, 44454, 49473, 54970, 64170, 65964, 66681, 74090, 82455, 88908, 98946, 109940, 111135, 128340, 133362, 148180, 164910, 170407, 197892, 222270, 247365, 266724, 329820, 333405, 340814, 444540, 494730, 511221, 666810, 681628, 852035, 989460, 1022442, 1333620, 1533663, 1704070, 2044884, 2556105, 3067326, 3408140, 5112210, 6134652, 7668315, 10224420, 15336630, 30673260]

約数ペア:

[(1, 30673260), (2, 15336630), (3, 10224420), (4, 7668315), (5, 6134652), (6, 5112210), (9, 3408140), (10, 3067326), (12, 2556105), (15, 2044884), (18, 1704070), (20, 1533663), (23, 1333620), (30, 1022442), (31, 989460), (36, 852035), (45, 681628), (46, 666810), (60, 511221), (62, 494730), (69, 444540), (90, 340814), (92, 333405), (93, 329820), (115, 266724), (124, 247365), (138, 222270), (155, 197892), (180, 170407), (186, 164910), (207, 148180), (230, 133362), (239, 128340), (276, 111135), (279, 109940), (310, 98946), (345, 88908), (372, 82455), (414, 74090), (460, 66681), (465, 65964), (478, 64170), (558, 54970), (620, 49473), (690, 44454), (713, 43020), (717, 42780), (828, 37045), (930, 32982), (956, 32085), (1035, 29636), (1116, 27485), (1195, 25668), (1380, 22227), (1395, 21988), (1426, 21510), (1434, 21390), (1860, 16491), (2070, 14818), (2139, 14340), (2151, 14260), (2390, 12834), (2790, 10994), (2852, 10755), (2868, 10695), (3565, 8604), (3585, 8556), (4140, 7409), (4278, 7170), (4302, 7130), (4780, 6417), (5497, 5580)]