229755280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 573947640

約数和(自身を除く): 344192360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 89, 92, 115, 122, 178, 184, 230, 244, 305, 356, 368, 445, 460, 488, 529, 610, 712, 890, 920, 976, 1058, 1220, 1403, 1424, 1780, 1840, 2047, 2116, 2440, 2645, 2806, 3560, 4094, 4232, 4880, 5290, 5429, 5612, 7015, 7120, 8188, 8464, 10235, 10580, 10858, 11224, 14030, 16376, 20470, 21160, 21716, 22448, 27145, 28060, 32269, 32752, 40940, 42320, 43432, 47081, 54290, 56120, 64538, 81880, 86864, 94162, 108580, 112240, 124867, 129076, 161345, 163760, 188324, 217160, 235405, 249734, 258152, 322690, 376648, 434320, 470810, 499468, 516304, 624335, 645380, 753296, 941620, 998936, 1248670, 1290760, 1883240, 1997872, 2497340, 2581520, 2871941, 3766480, 4994680, 5743882, 9989360, 11487764, 14359705, 22975528, 28719410, 45951056, 57438820, 114877640, 229755280]

約数ペア:

[(1, 229755280), (2, 114877640), (4, 57438820), (5, 45951056), (8, 28719410), (10, 22975528), (16, 14359705), (20, 11487764), (23, 9989360), (40, 5743882), (46, 4994680), (61, 3766480), (80, 2871941), (89, 2581520), (92, 2497340), (115, 1997872), (122, 1883240), (178, 1290760), (184, 1248670), (230, 998936), (244, 941620), (305, 753296), (356, 645380), (368, 624335), (445, 516304), (460, 499468), (488, 470810), (529, 434320), (610, 376648), (712, 322690), (890, 258152), (920, 249734), (976, 235405), (1058, 217160), (1220, 188324), (1403, 163760), (1424, 161345), (1780, 129076), (1840, 124867), (2047, 112240), (2116, 108580), (2440, 94162), (2645, 86864), (2806, 81880), (3560, 64538), (4094, 56120), (4232, 54290), (4880, 47081), (5290, 43432), (5429, 42320), (5612, 40940), (7015, 32752), (7120, 32269), (8188, 28060), (8464, 27145), (10235, 22448), (10580, 21716), (10858, 21160), (11224, 20470), (14030, 16376)]