240187520

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 599160240

約数和(自身を除く): 358972720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 73, 80, 97, 106, 128, 146, 160, 194, 212, 265, 292, 320, 365, 388, 424, 485, 530, 584, 640, 730, 776, 848, 970, 1060, 1168, 1460, 1552, 1696, 1940, 2120, 2336, 2920, 3104, 3392, 3869, 3880, 4240, 4672, 5141, 5840, 6208, 6784, 7081, 7738, 7760, 8480, 9344, 10282, 11680, 12416, 14162, 15476, 15520, 16960, 19345, 20564, 23360, 25705, 28324, 30952, 31040, 33920, 35405, 38690, 41128, 46720, 51410, 56648, 61904, 62080, 70810, 77380, 82256, 102820, 113296, 123808, 141620, 154760, 164512, 205640, 226592, 247616, 283240, 309520, 329024, 375293, 411280, 453184, 495232, 566480, 619040, 658048, 750586, 822560, 906368, 1132960, 1238080, 1501172, 1645120, 1876465, 2265920, 2476160, 3002344, 3290240, 3752930, 4531840, 6004688, 7505860, 12009376, 15011720, 24018752, 30023440, 48037504, 60046880, 120093760, 240187520]

約数ペア:

[(1, 240187520), (2, 120093760), (4, 60046880), (5, 48037504), (8, 30023440), (10, 24018752), (16, 15011720), (20, 12009376), (32, 7505860), (40, 6004688), (53, 4531840), (64, 3752930), (73, 3290240), (80, 3002344), (97, 2476160), (106, 2265920), (128, 1876465), (146, 1645120), (160, 1501172), (194, 1238080), (212, 1132960), (265, 906368), (292, 822560), (320, 750586), (365, 658048), (388, 619040), (424, 566480), (485, 495232), (530, 453184), (584, 411280), (640, 375293), (730, 329024), (776, 309520), (848, 283240), (970, 247616), (1060, 226592), (1168, 205640), (1460, 164512), (1552, 154760), (1696, 141620), (1940, 123808), (2120, 113296), (2336, 102820), (2920, 82256), (3104, 77380), (3392, 70810), (3869, 62080), (3880, 61904), (4240, 56648), (4672, 51410), (5141, 46720), (5840, 41128), (6208, 38690), (6784, 35405), (7081, 33920), (7738, 31040), (7760, 30952), (8480, 28324), (9344, 25705), (10282, 23360), (11680, 20564), (12416, 19345), (14162, 16960), (15476, 15520)]