281112900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 857945088

約数和(自身を除く): 576832188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 131, 138, 150, 230, 262, 276, 300, 311, 345, 393, 460, 524, 575, 622, 655, 690, 786, 933, 1150, 1244, 1310, 1380, 1555, 1572, 1725, 1866, 1965, 2300, 2620, 3013, 3110, 3275, 3450, 3732, 3930, 4665, 6026, 6220, 6550, 6900, 7153, 7775, 7860, 9039, 9330, 9825, 12052, 13100, 14306, 15065, 15550, 18078, 18660, 19650, 21459, 23325, 28612, 30130, 31100, 35765, 36156, 39300, 40741, 42918, 45195, 46650, 60260, 71530, 75325, 81482, 85836, 90390, 93300, 107295, 122223, 143060, 150650, 162964, 178825, 180780, 203705, 214590, 225975, 244446, 301300, 357650, 407410, 429180, 451950, 488892, 536475, 611115, 715300, 814820, 903900, 937043, 1018525, 1072950, 1222230, 1874086, 2037050, 2145900, 2444460, 2811129, 3055575, 3748172, 4074100, 4685215, 5622258, 6111150, 9370430, 11244516, 12222300, 14055645, 18740860, 23426075, 28111290, 46852150, 56222580, 70278225, 93704300, 140556450, 281112900]

約数ペア:

[(1, 281112900), (2, 140556450), (3, 93704300), (4, 70278225), (5, 56222580), (6, 46852150), (10, 28111290), (12, 23426075), (15, 18740860), (20, 14055645), (23, 12222300), (25, 11244516), (30, 9370430), (46, 6111150), (50, 5622258), (60, 4685215), (69, 4074100), (75, 3748172), (92, 3055575), (100, 2811129), (115, 2444460), (131, 2145900), (138, 2037050), (150, 1874086), (230, 1222230), (262, 1072950), (276, 1018525), (300, 937043), (311, 903900), (345, 814820), (393, 715300), (460, 611115), (524, 536475), (575, 488892), (622, 451950), (655, 429180), (690, 407410), (786, 357650), (933, 301300), (1150, 244446), (1244, 225975), (1310, 214590), (1380, 203705), (1555, 180780), (1572, 178825), (1725, 162964), (1866, 150650), (1965, 143060), (2300, 122223), (2620, 107295), (3013, 93300), (3110, 90390), (3275, 85836), (3450, 81482), (3732, 75325), (3930, 71530), (4665, 60260), (6026, 46650), (6220, 45195), (6550, 42918), (6900, 40741), (7153, 39300), (7775, 36156), (7860, 35765), (9039, 31100), (9330, 30130), (9825, 28612), (12052, 23325), (13100, 21459), (14306, 19650), (15065, 18660), (15550, 18078)]