158338400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:997

約数の個数: 144

約数和(自身を含む): 444346560

約数和(自身を除く): 286008160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 418, 440, 475, 550, 608, 760, 800, 836, 880, 947, 950, 1045, 1100, 1520, 1672, 1760, 1894, 1900, 2090, 2200, 3040, 3344, 3788, 3800, 4180, 4400, 4735, 5225, 6688, 7576, 7600, 8360, 8800, 9470, 10417, 10450, 15152, 15200, 16720, 17993, 18940, 20834, 20900, 23675, 30304, 33440, 35986, 37880, 41668, 41800, 47350, 52085, 71972, 75760, 83336, 83600, 89965, 94700, 104170, 143944, 151520, 166672, 167200, 179930, 189400, 197923, 208340, 260425, 287888, 333344, 359860, 378800, 395846, 416680, 449825, 520850, 575776, 719720, 757600, 791692, 833360, 899650, 989615, 1041700, 1439440, 1583384, 1666720, 1799300, 1979230, 2083400, 2878880, 3166768, 3598600, 3958460, 4166800, 4948075, 6333536, 7197200, 7916920, 8333600, 9896150, 14394400, 15833840, 19792300, 31667680, 39584600, 79169200, 158338400]

約数ペア:

[(1, 158338400), (2, 79169200), (4, 39584600), (5, 31667680), (8, 19792300), (10, 15833840), (11, 14394400), (16, 9896150), (19, 8333600), (20, 7916920), (22, 7197200), (25, 6333536), (32, 4948075), (38, 4166800), (40, 3958460), (44, 3598600), (50, 3166768), (55, 2878880), (76, 2083400), (80, 1979230), (88, 1799300), (95, 1666720), (100, 1583384), (110, 1439440), (152, 1041700), (160, 989615), (176, 899650), (190, 833360), (200, 791692), (209, 757600), (220, 719720), (275, 575776), (304, 520850), (352, 449825), (380, 416680), (400, 395846), (418, 378800), (440, 359860), (475, 333344), (550, 287888), (608, 260425), (760, 208340), (800, 197923), (836, 189400), (880, 179930), (947, 167200), (950, 166672), (1045, 151520), (1100, 143944), (1520, 104170), (1672, 94700), (1760, 89965), (1894, 83600), (1900, 83336), (2090, 75760), (2200, 71972), (3040, 52085), (3344, 47350), (3788, 41800), (3800, 41668), (4180, 37880), (4400, 35986), (4735, 33440), (5225, 30304), (6688, 23675), (7576, 20900), (7600, 20834), (8360, 18940), (8800, 17993), (9470, 16720), (10417, 15200), (10450, 15152)]