207680850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:433

約数の個数: 144

約数和(自身を含む): 607711104

約数和(自身を除く): 400030254

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 131, 150, 195, 225, 234, 262, 271, 325, 390, 393, 450, 542, 585, 650, 655, 786, 813, 975, 1170, 1179, 1310, 1355, 1626, 1703, 1950, 1965, 2358, 2439, 2710, 2925, 3275, 3406, 3523, 3930, 4065, 4878, 5109, 5850, 5895, 6550, 6775, 7046, 8130, 8515, 9825, 10218, 10569, 11790, 12195, 13550, 15327, 17030, 17615, 19650, 20325, 21138, 24390, 25545, 29475, 30654, 31707, 35230, 35501, 40650, 42575, 51090, 52845, 58950, 60975, 63414, 71002, 76635, 85150, 88075, 105690, 106503, 121950, 127725, 153270, 158535, 176150, 177505, 213006, 255450, 264225, 317070, 319509, 355010, 383175, 461513, 528450, 532515, 639018, 766350, 792675, 887525, 923026, 1065030, 1384539, 1585350, 1597545, 1775050, 2307565, 2662575, 2769078, 3195090, 4153617, 4615130, 5325150, 6922695, 7987725, 8307234, 11537825, 13845390, 15975450, 20768085, 23075650, 34613475, 41536170, 69226950, 103840425, 207680850]

約数ペア:

[(1, 207680850), (2, 103840425), (3, 69226950), (5, 41536170), (6, 34613475), (9, 23075650), (10, 20768085), (13, 15975450), (15, 13845390), (18, 11537825), (25, 8307234), (26, 7987725), (30, 6922695), (39, 5325150), (45, 4615130), (50, 4153617), (65, 3195090), (75, 2769078), (78, 2662575), (90, 2307565), (117, 1775050), (130, 1597545), (131, 1585350), (150, 1384539), (195, 1065030), (225, 923026), (234, 887525), (262, 792675), (271, 766350), (325, 639018), (390, 532515), (393, 528450), (450, 461513), (542, 383175), (585, 355010), (650, 319509), (655, 317070), (786, 264225), (813, 255450), (975, 213006), (1170, 177505), (1179, 176150), (1310, 158535), (1355, 153270), (1626, 127725), (1703, 121950), (1950, 106503), (1965, 105690), (2358, 88075), (2439, 85150), (2710, 76635), (2925, 71002), (3275, 63414), (3406, 60975), (3523, 58950), (3930, 52845), (4065, 51090), (4878, 42575), (5109, 40650), (5850, 35501), (5895, 35230), (6550, 31707), (6775, 30654), (7046, 29475), (8130, 25545), (8515, 24390), (9825, 21138), (10218, 20325), (10569, 19650), (11790, 17615), (12195, 17030), (13550, 15327)]