1921543920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:800

約数の個数: 240

約数和(自身を含む): 6667064352

約数和(自身を除く): 4745520432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 67, 72, 80, 90, 120, 122, 134, 144, 180, 183, 201, 240, 244, 268, 305, 335, 360, 366, 402, 488, 536, 549, 603, 610, 653, 670, 720, 732, 804, 915, 976, 1005, 1072, 1098, 1206, 1220, 1306, 1340, 1464, 1608, 1830, 1959, 2010, 2196, 2412, 2440, 2612, 2680, 2745, 2928, 3015, 3216, 3265, 3660, 3918, 4020, 4087, 4392, 4824, 4880, 5224, 5360, 5490, 5877, 6030, 6530, 7320, 7836, 8040, 8174, 8784, 9648, 9795, 10448, 10980, 11754, 12060, 12261, 13060, 14640, 15672, 16080, 16348, 19590, 20435, 21960, 23508, 24120, 24522, 26120, 29385, 31344, 32696, 36783, 39180, 39833, 40870, 43751, 43920, 47016, 48240, 49044, 52240, 58770, 61305, 65392, 73566, 78360, 79666, 81740, 87502, 94032, 98088, 117540, 119499, 122610, 131253, 147132, 156720, 159332, 163480, 175004, 183915, 196176, 199165, 218755, 235080, 238998, 245220, 262506, 294264, 318664, 326960, 350008, 358497, 367830, 393759, 398330, 437510, 470160, 477996, 490440, 525012, 588528, 597495, 637328, 656265, 700016, 716994, 735660, 787518, 796660, 875020, 955992, 980880, 1050024, 1194990, 1312530, 1433988, 1471320, 1575036, 1593320, 1750040, 1792485, 1911984, 1968795, 2100048, 2389980, 2625060, 2668811, 2867976, 2942640, 3150072, 3186640, 3500080, 3584970, 3937590, 4779960, 5250120, 5337622, 5735952, 6300144, 7169940, 7875180, 8006433, 9559920, 10500240, 10675244, 13344055, 14339880, 15750360, 16012866, 21350488, 24019299, 26688110, 28679760, 31500720, 32025732, 40032165, 42700976, 48038598, 53376220, 64051464, 80064330, 96077196, 106752440, 120096495, 128102928, 160128660, 192154392, 213504880, 240192990, 320257320, 384308784, 480385980, 640514640, 960771960, 1921543920]

約数ペア:

[(1, 1921543920), (2, 960771960), (3, 640514640), (4, 480385980), (5, 384308784), (6, 320257320), (8, 240192990), (9, 213504880), (10, 192154392), (12, 160128660), (15, 128102928), (16, 120096495), (18, 106752440), (20, 96077196), (24, 80064330), (30, 64051464), (36, 53376220), (40, 48038598), (45, 42700976), (48, 40032165), (60, 32025732), (61, 31500720), (67, 28679760), (72, 26688110), (80, 24019299), (90, 21350488), (120, 16012866), (122, 15750360), (134, 14339880), (144, 13344055), (180, 10675244), (183, 10500240), (201, 9559920), (240, 8006433), (244, 7875180), (268, 7169940), (305, 6300144), (335, 5735952), (360, 5337622), (366, 5250120), (402, 4779960), (488, 3937590), (536, 3584970), (549, 3500080), (603, 3186640), (610, 3150072), (653, 2942640), (670, 2867976), (720, 2668811), (732, 2625060), (804, 2389980), (915, 2100048), (976, 1968795), (1005, 1911984), (1072, 1792485), (1098, 1750040), (1206, 1593320), (1220, 1575036), (1306, 1471320), (1340, 1433988), (1464, 1312530), (1608, 1194990), (1830, 1050024), (1959, 980880), (2010, 955992), (2196, 875020), (2412, 796660), (2440, 787518), (2612, 735660), (2680, 716994), (2745, 700016), (2928, 656265), (3015, 637328), (3216, 597495), (3265, 588528), (3660, 525012), (3918, 490440), (4020, 477996), (4087, 470160), (4392, 437510), (4824, 398330), (4880, 393759), (5224, 367830), (5360, 358497), (5490, 350008), (5877, 326960), (6030, 318664), (6530, 294264), (7320, 262506), (7836, 245220), (8040, 238998), (8174, 235080), (8784, 218755), (9648, 199165), (9795, 196176), (10448, 183915), (10980, 175004), (11754, 163480), (12060, 159332), (12261, 156720), (13060, 147132), (14640, 131253), (15672, 122610), (16080, 119499), (16348, 117540), (19590, 98088), (20435, 94032), (21960, 87502), (23508, 81740), (24120, 79666), (24522, 78360), (26120, 73566), (29385, 65392), (31344, 61305), (32696, 58770), (36783, 52240), (39180, 49044), (39833, 48240), (40870, 47016), (43751, 43920)]