320714940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 1115412480

約数和(自身を除く): 794697540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 151, 156, 182, 195, 210, 260, 273, 302, 364, 389, 390, 420, 453, 455, 546, 604, 755, 778, 780, 906, 910, 1057, 1092, 1167, 1365, 1510, 1556, 1812, 1820, 1945, 1963, 2114, 2265, 2334, 2723, 2730, 3020, 3171, 3890, 3926, 4228, 4530, 4668, 5057, 5285, 5446, 5460, 5835, 5889, 6342, 7780, 7852, 8169, 9060, 9815, 10114, 10570, 10892, 11670, 11778, 12684, 13615, 13741, 15171, 15855, 16338, 19630, 20228, 21140, 23340, 23556, 25285, 27230, 27482, 29445, 30342, 31710, 32676, 35399, 39260, 40845, 41223, 50570, 54460, 54964, 58739, 58890, 60684, 63420, 68705, 70798, 75855, 81690, 82446, 101140, 106197, 117478, 117780, 137410, 141596, 151710, 163380, 164892, 176217, 176995, 206115, 212394, 234956, 274820, 293695, 303420, 352434, 353990, 411173, 412230, 424788, 530985, 587390, 704868, 707980, 763607, 822346, 824460, 881085, 1061970, 1174780, 1233519, 1527214, 1644692, 1762170, 2055865, 2123940, 2290821, 2467038, 3054428, 3524340, 3818035, 4111730, 4581642, 4934076, 5345249, 6167595, 7636070, 8223460, 9163284, 10690498, 11454105, 12335190, 15272140, 16035747, 21380996, 22908210, 24670380, 26726245, 32071494, 45816420, 53452490, 64142988, 80178735, 106904980, 160357470, 320714940]

約数ペア:

[(1, 320714940), (2, 160357470), (3, 106904980), (4, 80178735), (5, 64142988), (6, 53452490), (7, 45816420), (10, 32071494), (12, 26726245), (13, 24670380), (14, 22908210), (15, 21380996), (20, 16035747), (21, 15272140), (26, 12335190), (28, 11454105), (30, 10690498), (35, 9163284), (39, 8223460), (42, 7636070), (52, 6167595), (60, 5345249), (65, 4934076), (70, 4581642), (78, 4111730), (84, 3818035), (91, 3524340), (105, 3054428), (130, 2467038), (140, 2290821), (151, 2123940), (156, 2055865), (182, 1762170), (195, 1644692), (210, 1527214), (260, 1233519), (273, 1174780), (302, 1061970), (364, 881085), (389, 824460), (390, 822346), (420, 763607), (453, 707980), (455, 704868), (546, 587390), (604, 530985), (755, 424788), (778, 412230), (780, 411173), (906, 353990), (910, 352434), (1057, 303420), (1092, 293695), (1167, 274820), (1365, 234956), (1510, 212394), (1556, 206115), (1812, 176995), (1820, 176217), (1945, 164892), (1963, 163380), (2114, 151710), (2265, 141596), (2334, 137410), (2723, 117780), (2730, 117478), (3020, 106197), (3171, 101140), (3890, 82446), (3926, 81690), (4228, 75855), (4530, 70798), (4668, 68705), (5057, 63420), (5285, 60684), (5446, 58890), (5460, 58739), (5835, 54964), (5889, 54460), (6342, 50570), (7780, 41223), (7852, 40845), (8169, 39260), (9060, 35399), (9815, 32676), (10114, 31710), (10570, 30342), (10892, 29445), (11670, 27482), (11778, 27230), (12684, 25285), (13615, 23556), (13741, 23340), (15171, 21140), (15855, 20228), (16338, 19630)]