198992040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:867

約数の個数: 128

約数和(自身を含む): 647136000

約数和(自身を除く): 448143960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 199, 260, 312, 390, 398, 520, 597, 641, 780, 796, 995, 1194, 1282, 1560, 1592, 1923, 1990, 2388, 2564, 2587, 2985, 3205, 3846, 3980, 4776, 5128, 5174, 5970, 6410, 7692, 7761, 7960, 8333, 9615, 10348, 11940, 12820, 12935, 15384, 15522, 16666, 19230, 20696, 23880, 24999, 25640, 25870, 31044, 33332, 38460, 38805, 41665, 49998, 51740, 62088, 66664, 76920, 77610, 83330, 99996, 103480, 124995, 127559, 155220, 166660, 199992, 249990, 255118, 310440, 333320, 382677, 499980, 510236, 637795, 765354, 999960, 1020472, 1275590, 1530708, 1658267, 1913385, 2551180, 3061416, 3316534, 3826770, 4974801, 5102360, 6633068, 7653540, 8291335, 9949602, 13266136, 15307080, 16582670, 19899204, 24874005, 33165340, 39798408, 49748010, 66330680, 99496020, 198992040]

約数ペア:

[(1, 198992040), (2, 99496020), (3, 66330680), (4, 49748010), (5, 39798408), (6, 33165340), (8, 24874005), (10, 19899204), (12, 16582670), (13, 15307080), (15, 13266136), (20, 9949602), (24, 8291335), (26, 7653540), (30, 6633068), (39, 5102360), (40, 4974801), (52, 3826770), (60, 3316534), (65, 3061416), (78, 2551180), (104, 1913385), (120, 1658267), (130, 1530708), (156, 1275590), (195, 1020472), (199, 999960), (260, 765354), (312, 637795), (390, 510236), (398, 499980), (520, 382677), (597, 333320), (641, 310440), (780, 255118), (796, 249990), (995, 199992), (1194, 166660), (1282, 155220), (1560, 127559), (1592, 124995), (1923, 103480), (1990, 99996), (2388, 83330), (2564, 77610), (2587, 76920), (2985, 66664), (3205, 62088), (3846, 51740), (3980, 49998), (4776, 41665), (5128, 38805), (5174, 38460), (5970, 33332), (6410, 31044), (7692, 25870), (7761, 25640), (7960, 24999), (8333, 23880), (9615, 20696), (10348, 19230), (11940, 16666), (12820, 15522), (12935, 15384)]