154845440

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6367}}^1$

素因数の和:6407

約数の個数: 72

約数和(自身を含む): 390485760

約数和(自身を除く): 235640320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 6367, 12160, 12734, 24320, 25468, 31835, 50936, 63670, 101872, 120973, 127340, 203744, 241946, 254680, 407488, 483892, 509360, 604865, 814976, 967784, 1018720, 1209730, 1629952, 1935568, 2037440, 2419460, 3871136, 4074880, 4838920, 7742272, 8149760, 9677840, 15484544, 19355680, 30969088, 38711360, 77422720, 154845440]

約数ペア:

[(1, 154845440), (2, 77422720), (4, 38711360), (5, 30969088), (8, 19355680), (10, 15484544), (16, 9677840), (19, 8149760), (20, 7742272), (32, 4838920), (38, 4074880), (40, 3871136), (64, 2419460), (76, 2037440), (80, 1935568), (95, 1629952), (128, 1209730), (152, 1018720), (160, 967784), (190, 814976), (256, 604865), (304, 509360), (320, 483892), (380, 407488), (608, 254680), (640, 241946), (760, 203744), (1216, 127340), (1280, 120973), (1520, 101872), (2432, 63670), (3040, 50936), (4864, 31835), (6080, 25468), (6367, 24320), (12160, 12734)]