71987200

素因数分解:

$2^{12}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 156

約数和(自身を含む): 192979960

約数和(自身を除く): 120992760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 37, 38, 40, 50, 64, 74, 76, 80, 95, 100, 128, 148, 152, 160, 185, 190, 200, 256, 296, 304, 320, 370, 380, 400, 475, 512, 592, 608, 640, 703, 740, 760, 800, 925, 950, 1024, 1184, 1216, 1280, 1406, 1480, 1520, 1600, 1850, 1900, 2048, 2368, 2432, 2560, 2812, 2960, 3040, 3200, 3515, 3700, 3800, 4096, 4736, 4864, 5120, 5624, 5920, 6080, 6400, 7030, 7400, 7600, 9472, 9728, 10240, 11248, 11840, 12160, 12800, 14060, 14800, 15200, 17575, 18944, 19456, 20480, 22496, 23680, 24320, 25600, 28120, 29600, 30400, 35150, 37888, 38912, 44992, 47360, 48640, 51200, 56240, 59200, 60800, 70300, 75776, 77824, 89984, 94720, 97280, 102400, 112480, 118400, 121600, 140600, 151552, 179968, 189440, 194560, 224960, 236800, 243200, 281200, 359936, 378880, 389120, 449920, 473600, 486400, 562400, 719872, 757760, 899840, 947200, 972800, 1124800, 1439744, 1799680, 1894400, 1945600, 2249600, 2879488, 3599360, 3788800, 4499200, 7198720, 8998400, 14397440, 17996800, 35993600, 71987200]

約数ペア:

[(1, 71987200), (2, 35993600), (4, 17996800), (5, 14397440), (8, 8998400), (10, 7198720), (16, 4499200), (19, 3788800), (20, 3599360), (25, 2879488), (32, 2249600), (37, 1945600), (38, 1894400), (40, 1799680), (50, 1439744), (64, 1124800), (74, 972800), (76, 947200), (80, 899840), (95, 757760), (100, 719872), (128, 562400), (148, 486400), (152, 473600), (160, 449920), (185, 389120), (190, 378880), (200, 359936), (256, 281200), (296, 243200), (304, 236800), (320, 224960), (370, 194560), (380, 189440), (400, 179968), (475, 151552), (512, 140600), (592, 121600), (608, 118400), (640, 112480), (703, 102400), (740, 97280), (760, 94720), (800, 89984), (925, 77824), (950, 75776), (1024, 70300), (1184, 60800), (1216, 59200), (1280, 56240), (1406, 51200), (1480, 48640), (1520, 47360), (1600, 44992), (1850, 38912), (1900, 37888), (2048, 35150), (2368, 30400), (2432, 29600), (2560, 28120), (2812, 25600), (2960, 24320), (3040, 23680), (3200, 22496), (3515, 20480), (3700, 19456), (3800, 18944), (4096, 17575), (4736, 15200), (4864, 14800), (5120, 14060), (5624, 12800), (5920, 12160), (6080, 11840), (6400, 11248), (7030, 10240), (7400, 9728), (7600, 9472)]