136678400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 132

約数和(自身を含む): 357897480

約数和(自身を除く): 221219080

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, 281, 304, 320, 380, 400, 475, 512, 562, 608, 640, 760, 800, 950, 1024, 1124, 1216, 1280, 1405, 1520, 1600, 1900, 2248, 2432, 2560, 2810, 3040, 3200, 3800, 4496, 4864, 5120, 5339, 5620, 6080, 6400, 7025, 7600, 8992, 9728, 10678, 11240, 12160, 12800, 14050, 15200, 17984, 19456, 21356, 22480, 24320, 25600, 26695, 28100, 30400, 35968, 42712, 44960, 48640, 53390, 56200, 60800, 71936, 85424, 89920, 97280, 106780, 112400, 121600, 133475, 143872, 170848, 179840, 213560, 224800, 243200, 266950, 287744, 341696, 359680, 427120, 449600, 486400, 533900, 683392, 719360, 854240, 899200, 1067800, 1366784, 1438720, 1708480, 1798400, 2135600, 2733568, 3416960, 3596800, 4271200, 5467136, 6833920, 7193600, 8542400, 13667840, 17084800, 27335680, 34169600, 68339200, 136678400]

約数ペア:

[(1, 136678400), (2, 68339200), (4, 34169600), (5, 27335680), (8, 17084800), (10, 13667840), (16, 8542400), (19, 7193600), (20, 6833920), (25, 5467136), (32, 4271200), (38, 3596800), (40, 3416960), (50, 2733568), (64, 2135600), (76, 1798400), (80, 1708480), (95, 1438720), (100, 1366784), (128, 1067800), (152, 899200), (160, 854240), (190, 719360), (200, 683392), (256, 533900), (281, 486400), (304, 449600), (320, 427120), (380, 359680), (400, 341696), (475, 287744), (512, 266950), (562, 243200), (608, 224800), (640, 213560), (760, 179840), (800, 170848), (950, 143872), (1024, 133475), (1124, 121600), (1216, 112400), (1280, 106780), (1405, 97280), (1520, 89920), (1600, 85424), (1900, 71936), (2248, 60800), (2432, 56200), (2560, 53390), (2810, 48640), (3040, 44960), (3200, 42712), (3800, 35968), (4496, 30400), (4864, 28100), (5120, 26695), (5339, 25600), (5620, 24320), (6080, 22480), (6400, 21356), (7025, 19456), (7600, 17984), (8992, 15200), (9728, 14050), (10678, 12800), (11240, 12160)]