88384120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 229003200

約数和(自身を除く): 140619080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 61, 74, 88, 89, 110, 122, 148, 178, 185, 220, 244, 296, 305, 356, 370, 407, 440, 445, 488, 610, 671, 712, 740, 814, 890, 979, 1220, 1342, 1480, 1628, 1780, 1958, 2035, 2257, 2440, 2684, 3256, 3293, 3355, 3560, 3916, 4070, 4514, 4895, 5368, 5429, 6586, 6710, 7832, 8140, 9028, 9790, 10858, 11285, 13172, 13420, 16280, 16465, 18056, 19580, 21716, 22570, 24827, 26344, 26840, 27145, 32930, 36223, 39160, 43432, 45140, 49654, 54290, 59719, 65860, 72446, 90280, 99308, 108580, 119438, 124135, 131720, 144892, 181115, 198616, 200873, 217160, 238876, 248270, 289784, 298595, 362230, 401746, 477752, 496540, 597190, 724460, 803492, 993080, 1004365, 1194380, 1448920, 1606984, 2008730, 2209603, 2388760, 4017460, 4419206, 8034920, 8838412, 11048015, 17676824, 22096030, 44192060, 88384120]

約数ペア:

[(1, 88384120), (2, 44192060), (4, 22096030), (5, 17676824), (8, 11048015), (10, 8838412), (11, 8034920), (20, 4419206), (22, 4017460), (37, 2388760), (40, 2209603), (44, 2008730), (55, 1606984), (61, 1448920), (74, 1194380), (88, 1004365), (89, 993080), (110, 803492), (122, 724460), (148, 597190), (178, 496540), (185, 477752), (220, 401746), (244, 362230), (296, 298595), (305, 289784), (356, 248270), (370, 238876), (407, 217160), (440, 200873), (445, 198616), (488, 181115), (610, 144892), (671, 131720), (712, 124135), (740, 119438), (814, 108580), (890, 99308), (979, 90280), (1220, 72446), (1342, 65860), (1480, 59719), (1628, 54290), (1780, 49654), (1958, 45140), (2035, 43432), (2257, 39160), (2440, 36223), (2684, 32930), (3256, 27145), (3293, 26840), (3355, 26344), (3560, 24827), (3916, 22570), (4070, 21716), (4514, 19580), (4895, 18056), (5368, 16465), (5429, 16280), (6586, 13420), (6710, 13172), (7832, 11285), (8140, 10858), (9028, 9790)]