248711640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{557}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 759929040

約数和(自身を除く): 511217400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 557, 610, 732, 915, 1114, 1220, 1464, 1671, 1830, 2228, 2440, 2785, 3342, 3660, 3721, 4456, 5570, 6684, 7320, 7442, 8355, 11140, 11163, 13368, 14884, 16710, 18605, 22280, 22326, 29768, 33420, 33977, 37210, 44652, 55815, 66840, 67954, 74420, 89304, 101931, 111630, 135908, 148840, 169885, 203862, 223260, 271816, 339770, 407724, 446520, 509655, 679540, 815448, 1019310, 1359080, 2038620, 2072597, 4077240, 4145194, 6217791, 8290388, 10362985, 12435582, 16580776, 20725970, 24871164, 31088955, 41451940, 49742328, 62177910, 82903880, 124355820, 248711640]

約数ペア:

[(1, 248711640), (2, 124355820), (3, 82903880), (4, 62177910), (5, 49742328), (6, 41451940), (8, 31088955), (10, 24871164), (12, 20725970), (15, 16580776), (20, 12435582), (24, 10362985), (30, 8290388), (40, 6217791), (60, 4145194), (61, 4077240), (120, 2072597), (122, 2038620), (183, 1359080), (244, 1019310), (305, 815448), (366, 679540), (488, 509655), (557, 446520), (610, 407724), (732, 339770), (915, 271816), (1114, 223260), (1220, 203862), (1464, 169885), (1671, 148840), (1830, 135908), (2228, 111630), (2440, 101931), (2785, 89304), (3342, 74420), (3660, 67954), (3721, 66840), (4456, 55815), (5570, 44652), (6684, 37210), (7320, 33977), (7442, 33420), (8355, 29768), (11140, 22326), (11163, 22280), (13368, 18605), (14884, 16710)]