90713600

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 120

約数和(自身を含む): 237213240

約数和(自身を除く): 146499640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 373, 380, 400, 475, 512, 608, 640, 746, 760, 800, 950, 1216, 1280, 1492, 1520, 1600, 1865, 1900, 2432, 2560, 2984, 3040, 3200, 3730, 3800, 4864, 5968, 6080, 6400, 7087, 7460, 7600, 9325, 9728, 11936, 12160, 12800, 14174, 14920, 15200, 18650, 23872, 24320, 28348, 29840, 30400, 35435, 37300, 47744, 48640, 56696, 59680, 60800, 70870, 74600, 95488, 113392, 119360, 121600, 141740, 149200, 177175, 190976, 226784, 238720, 243200, 283480, 298400, 354350, 453568, 477440, 566960, 596800, 708700, 907136, 954880, 1133920, 1193600, 1417400, 1814272, 2267840, 2387200, 2834800, 3628544, 4535680, 4774400, 5669600, 9071360, 11339200, 18142720, 22678400, 45356800, 90713600]

約数ペア:

[(1, 90713600), (2, 45356800), (4, 22678400), (5, 18142720), (8, 11339200), (10, 9071360), (16, 5669600), (19, 4774400), (20, 4535680), (25, 3628544), (32, 2834800), (38, 2387200), (40, 2267840), (50, 1814272), (64, 1417400), (76, 1193600), (80, 1133920), (95, 954880), (100, 907136), (128, 708700), (152, 596800), (160, 566960), (190, 477440), (200, 453568), (256, 354350), (304, 298400), (320, 283480), (373, 243200), (380, 238720), (400, 226784), (475, 190976), (512, 177175), (608, 149200), (640, 141740), (746, 121600), (760, 119360), (800, 113392), (950, 95488), (1216, 74600), (1280, 70870), (1492, 60800), (1520, 59680), (1600, 56696), (1865, 48640), (1900, 47744), (2432, 37300), (2560, 35435), (2984, 30400), (3040, 29840), (3200, 28348), (3730, 24320), (3800, 23872), (4864, 18650), (5968, 15200), (6080, 14920), (6400, 14174), (7087, 12800), (7460, 12160), (7600, 11936), (9325, 9728)]