31203120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 106368192

約数和(自身を除く): 75165072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 73, 78, 80, 104, 120, 130, 137, 146, 156, 195, 208, 219, 240, 260, 274, 292, 312, 365, 390, 411, 438, 520, 548, 584, 624, 685, 730, 780, 822, 876, 949, 1040, 1095, 1096, 1168, 1370, 1460, 1560, 1644, 1752, 1781, 1898, 2055, 2190, 2192, 2740, 2847, 2920, 3120, 3288, 3504, 3562, 3796, 4110, 4380, 4745, 5343, 5480, 5694, 5840, 6576, 7124, 7592, 8220, 8760, 8905, 9490, 10001, 10686, 10960, 11388, 14235, 14248, 15184, 16440, 17520, 17810, 18980, 20002, 21372, 22776, 26715, 28470, 28496, 30003, 32880, 35620, 37960, 40004, 42744, 45552, 50005, 53430, 56940, 60006, 71240, 75920, 80008, 85488, 100010, 106860, 113880, 120012, 130013, 142480, 150015, 160016, 200020, 213720, 227760, 240024, 260026, 300030, 390039, 400040, 427440, 480048, 520052, 600060, 650065, 780078, 800080, 1040104, 1200120, 1300130, 1560156, 1950195, 2080208, 2400240, 2600260, 3120312, 3900390, 5200520, 6240624, 7800780, 10401040, 15601560, 31203120]

約数ペア:

[(1, 31203120), (2, 15601560), (3, 10401040), (4, 7800780), (5, 6240624), (6, 5200520), (8, 3900390), (10, 3120312), (12, 2600260), (13, 2400240), (15, 2080208), (16, 1950195), (20, 1560156), (24, 1300130), (26, 1200120), (30, 1040104), (39, 800080), (40, 780078), (48, 650065), (52, 600060), (60, 520052), (65, 480048), (73, 427440), (78, 400040), (80, 390039), (104, 300030), (120, 260026), (130, 240024), (137, 227760), (146, 213720), (156, 200020), (195, 160016), (208, 150015), (219, 142480), (240, 130013), (260, 120012), (274, 113880), (292, 106860), (312, 100010), (365, 85488), (390, 80008), (411, 75920), (438, 71240), (520, 60006), (548, 56940), (584, 53430), (624, 50005), (685, 45552), (730, 42744), (780, 40004), (822, 37960), (876, 35620), (949, 32880), (1040, 30003), (1095, 28496), (1096, 28470), (1168, 26715), (1370, 22776), (1460, 21372), (1560, 20002), (1644, 18980), (1752, 17810), (1781, 17520), (1898, 16440), (2055, 15184), (2190, 14248), (2192, 14235), (2740, 11388), (2847, 10960), (2920, 10686), (3120, 10001), (3288, 9490), (3504, 8905), (3562, 8760), (3796, 8220), (4110, 7592), (4380, 7124), (4745, 6576), (5343, 5840), (5480, 5694)]