1915982040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120049}}^1$

素因数の和:120089

約数の個数: 128

約数和(自身を含む): 6914880000

約数和(自身を除く): 4998897960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 120049, 240098, 360147, 480196, 600245, 720294, 840343, 960392, 1200490, 1440588, 1680686, 1800735, 2280931, 2400980, 2521029, 2881176, 3361372, 3601470, 4201715, 4561862, 4801960, 5042058, 6722744, 6842793, 7202940, 8403430, 9123724, 10084116, 11404655, 12605145, 13685586, 14405880, 15966517, 16806860, 18247448, 20168232, 22809310, 25210290, 27371172, 31933034, 33613720, 34213965, 45618620, 47899551, 50420580, 54742344, 63866068, 68427930, 79832585, 91237240, 95799102, 100841160, 127732136, 136855860, 159665170, 191598204, 239497755, 273711720, 319330340, 383196408, 478995510, 638660680, 957991020, 1915982040]

約数ペア:

[(1, 1915982040), (2, 957991020), (3, 638660680), (4, 478995510), (5, 383196408), (6, 319330340), (7, 273711720), (8, 239497755), (10, 191598204), (12, 159665170), (14, 136855860), (15, 127732136), (19, 100841160), (20, 95799102), (21, 91237240), (24, 79832585), (28, 68427930), (30, 63866068), (35, 54742344), (38, 50420580), (40, 47899551), (42, 45618620), (56, 34213965), (57, 33613720), (60, 31933034), (70, 27371172), (76, 25210290), (84, 22809310), (95, 20168232), (105, 18247448), (114, 16806860), (120, 15966517), (133, 14405880), (140, 13685586), (152, 12605145), (168, 11404655), (190, 10084116), (210, 9123724), (228, 8403430), (266, 7202940), (280, 6842793), (285, 6722744), (380, 5042058), (399, 4801960), (420, 4561862), (456, 4201715), (532, 3601470), (570, 3361372), (665, 2881176), (760, 2521029), (798, 2400980), (840, 2280931), (1064, 1800735), (1140, 1680686), (1330, 1440588), (1596, 1200490), (1995, 960392), (2280, 840343), (2660, 720294), (3192, 600245), (3990, 480196), (5320, 360147), (7980, 240098), (15960, 120049)]