66978000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{61}}^2$

素因数の和:151

約数の個数: 180

約数和(自身を含む): 237829644

約数和(自身を除く): 170851644

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 61, 72, 75, 80, 90, 100, 120, 122, 125, 144, 150, 180, 183, 200, 225, 240, 244, 250, 300, 305, 360, 366, 375, 400, 450, 488, 500, 549, 600, 610, 720, 732, 750, 900, 915, 976, 1000, 1098, 1125, 1200, 1220, 1464, 1500, 1525, 1800, 1830, 2000, 2196, 2250, 2440, 2745, 2928, 3000, 3050, 3600, 3660, 3721, 4392, 4500, 4575, 4880, 5490, 6000, 6100, 7320, 7442, 7625, 8784, 9000, 9150, 10980, 11163, 12200, 13725, 14640, 14884, 15250, 18000, 18300, 18605, 21960, 22326, 22875, 24400, 27450, 29768, 30500, 33489, 36600, 37210, 43920, 44652, 45750, 54900, 55815, 59536, 61000, 66978, 68625, 73200, 74420, 89304, 91500, 93025, 109800, 111630, 122000, 133956, 137250, 148840, 167445, 178608, 183000, 186050, 219600, 223260, 267912, 274500, 279075, 297680, 334890, 366000, 372100, 446520, 465125, 535824, 549000, 558150, 669780, 744200, 837225, 893040, 930250, 1098000, 1116300, 1339560, 1395375, 1488400, 1674450, 1860500, 2232600, 2679120, 2790750, 3348900, 3721000, 4186125, 4465200, 5581500, 6697800, 7442000, 8372250, 11163000, 13395600, 16744500, 22326000, 33489000, 66978000]

約数ペア:

[(1, 66978000), (2, 33489000), (3, 22326000), (4, 16744500), (5, 13395600), (6, 11163000), (8, 8372250), (9, 7442000), (10, 6697800), (12, 5581500), (15, 4465200), (16, 4186125), (18, 3721000), (20, 3348900), (24, 2790750), (25, 2679120), (30, 2232600), (36, 1860500), (40, 1674450), (45, 1488400), (48, 1395375), (50, 1339560), (60, 1116300), (61, 1098000), (72, 930250), (75, 893040), (80, 837225), (90, 744200), (100, 669780), (120, 558150), (122, 549000), (125, 535824), (144, 465125), (150, 446520), (180, 372100), (183, 366000), (200, 334890), (225, 297680), (240, 279075), (244, 274500), (250, 267912), (300, 223260), (305, 219600), (360, 186050), (366, 183000), (375, 178608), (400, 167445), (450, 148840), (488, 137250), (500, 133956), (549, 122000), (600, 111630), (610, 109800), (720, 93025), (732, 91500), (750, 89304), (900, 74420), (915, 73200), (976, 68625), (1000, 66978), (1098, 61000), (1125, 59536), (1200, 55815), (1220, 54900), (1464, 45750), (1500, 44652), (1525, 43920), (1800, 37210), (1830, 36600), (2000, 33489), (2196, 30500), (2250, 29768), (2440, 27450), (2745, 24400), (2928, 22875), (3000, 22326), (3050, 21960), (3600, 18605), (3660, 18300), (3721, 18000), (4392, 15250), (4500, 14884), (4575, 14640), (4880, 13725), (5490, 12200), (6000, 11163), (6100, 10980), (7320, 9150), (7442, 9000), (7625, 8784)]