72136960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 201914496

約数和(自身を除く): 129777536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 97, 112, 128, 140, 160, 166, 194, 224, 256, 280, 320, 332, 388, 415, 448, 485, 560, 581, 640, 664, 679, 776, 830, 896, 970, 1120, 1162, 1280, 1328, 1358, 1552, 1660, 1792, 1940, 2240, 2324, 2656, 2716, 2905, 3104, 3320, 3395, 3880, 4480, 4648, 5312, 5432, 5810, 6208, 6640, 6790, 7760, 8051, 8960, 9296, 10624, 10864, 11620, 12416, 13280, 13580, 15520, 16102, 18592, 21248, 21728, 23240, 24832, 26560, 27160, 31040, 32204, 37184, 40255, 43456, 46480, 53120, 54320, 56357, 62080, 64408, 74368, 80510, 86912, 92960, 106240, 108640, 112714, 124160, 128816, 148736, 161020, 173824, 185920, 217280, 225428, 257632, 281785, 322040, 371840, 434560, 450856, 515264, 563570, 644080, 743680, 869120, 901712, 1030528, 1127140, 1288160, 1803424, 2061056, 2254280, 2576320, 3606848, 4508560, 5152640, 7213696, 9017120, 10305280, 14427392, 18034240, 36068480, 72136960]

約数ペア:

[(1, 72136960), (2, 36068480), (4, 18034240), (5, 14427392), (7, 10305280), (8, 9017120), (10, 7213696), (14, 5152640), (16, 4508560), (20, 3606848), (28, 2576320), (32, 2254280), (35, 2061056), (40, 1803424), (56, 1288160), (64, 1127140), (70, 1030528), (80, 901712), (83, 869120), (97, 743680), (112, 644080), (128, 563570), (140, 515264), (160, 450856), (166, 434560), (194, 371840), (224, 322040), (256, 281785), (280, 257632), (320, 225428), (332, 217280), (388, 185920), (415, 173824), (448, 161020), (485, 148736), (560, 128816), (581, 124160), (640, 112714), (664, 108640), (679, 106240), (776, 92960), (830, 86912), (896, 80510), (970, 74368), (1120, 64408), (1162, 62080), (1280, 56357), (1328, 54320), (1358, 53120), (1552, 46480), (1660, 43456), (1792, 40255), (1940, 37184), (2240, 32204), (2324, 31040), (2656, 27160), (2716, 26560), (2905, 24832), (3104, 23240), (3320, 21728), (3395, 21248), (3880, 18592), (4480, 16102), (4648, 15520), (5312, 13580), (5432, 13280), (5810, 12416), (6208, 11620), (6640, 10864), (6790, 10624), (7760, 9296), (8051, 8960)]