320002800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:388

約数の個数: 240

約数和(自身を含む): 1123032288

約数和(自身を除く): 803029488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 73, 75, 78, 80, 100, 104, 120, 130, 146, 150, 156, 195, 200, 208, 219, 240, 260, 281, 292, 300, 312, 325, 365, 390, 400, 438, 520, 562, 584, 600, 624, 650, 730, 780, 843, 876, 949, 975, 1040, 1095, 1124, 1168, 1200, 1300, 1405, 1460, 1560, 1686, 1752, 1825, 1898, 1950, 2190, 2248, 2600, 2810, 2847, 2920, 3120, 3372, 3504, 3650, 3653, 3796, 3900, 4215, 4380, 4496, 4745, 5200, 5475, 5620, 5694, 5840, 6744, 7025, 7300, 7306, 7592, 7800, 8430, 8760, 9490, 10950, 10959, 11240, 11388, 13488, 14050, 14235, 14600, 14612, 15184, 15600, 16860, 17520, 18265, 18980, 20513, 21075, 21900, 21918, 22480, 22776, 23725, 28100, 28470, 29200, 29224, 33720, 36530, 37960, 41026, 42150, 43800, 43836, 45552, 47450, 54795, 56200, 56940, 58448, 61539, 67440, 71175, 73060, 75920, 82052, 84300, 87600, 87672, 91325, 94900, 102565, 109590, 112400, 113880, 123078, 142350, 146120, 164104, 168600, 175344, 182650, 189800, 205130, 219180, 227760, 246156, 266669, 273975, 284700, 292240, 307695, 328208, 337200, 365300, 379600, 410260, 438360, 492312, 512825, 533338, 547950, 569400, 615390, 730600, 800007, 820520, 876720, 984624, 1025650, 1066676, 1095900, 1138800, 1230780, 1333345, 1461200, 1538475, 1600014, 1641040, 2051300, 2133352, 2191800, 2461560, 2666690, 3076950, 3200028, 4000035, 4102600, 4266704, 4383600, 4923120, 5333380, 6153900, 6400056, 6666725, 8000070, 8205200, 10666760, 12307800, 12800112, 13333450, 16000140, 20000175, 21333520, 24615600, 26666900, 32000280, 40000350, 53333800, 64000560, 80000700, 106667600, 160001400, 320002800]

約数ペア:

[(1, 320002800), (2, 160001400), (3, 106667600), (4, 80000700), (5, 64000560), (6, 53333800), (8, 40000350), (10, 32000280), (12, 26666900), (13, 24615600), (15, 21333520), (16, 20000175), (20, 16000140), (24, 13333450), (25, 12800112), (26, 12307800), (30, 10666760), (39, 8205200), (40, 8000070), (48, 6666725), (50, 6400056), (52, 6153900), (60, 5333380), (65, 4923120), (73, 4383600), (75, 4266704), (78, 4102600), (80, 4000035), (100, 3200028), (104, 3076950), (120, 2666690), (130, 2461560), (146, 2191800), (150, 2133352), (156, 2051300), (195, 1641040), (200, 1600014), (208, 1538475), (219, 1461200), (240, 1333345), (260, 1230780), (281, 1138800), (292, 1095900), (300, 1066676), (312, 1025650), (325, 984624), (365, 876720), (390, 820520), (400, 800007), (438, 730600), (520, 615390), (562, 569400), (584, 547950), (600, 533338), (624, 512825), (650, 492312), (730, 438360), (780, 410260), (843, 379600), (876, 365300), (949, 337200), (975, 328208), (1040, 307695), (1095, 292240), (1124, 284700), (1168, 273975), (1200, 266669), (1300, 246156), (1405, 227760), (1460, 219180), (1560, 205130), (1686, 189800), (1752, 182650), (1825, 175344), (1898, 168600), (1950, 164104), (2190, 146120), (2248, 142350), (2600, 123078), (2810, 113880), (2847, 112400), (2920, 109590), (3120, 102565), (3372, 94900), (3504, 91325), (3650, 87672), (3653, 87600), (3796, 84300), (3900, 82052), (4215, 75920), (4380, 73060), (4496, 71175), (4745, 67440), (5200, 61539), (5475, 58448), (5620, 56940), (5694, 56200), (5840, 54795), (6744, 47450), (7025, 45552), (7300, 43836), (7306, 43800), (7592, 42150), (7800, 41026), (8430, 37960), (8760, 36530), (9490, 33720), (10950, 29224), (10959, 29200), (11240, 28470), (11388, 28100), (13488, 23725), (14050, 22776), (14235, 22480), (14600, 21918), (14612, 21900), (15184, 21075), (15600, 20513), (16860, 18980), (17520, 18265)]