19320720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 63495936

約数和(自身を除く): 44175216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 223, 228, 240, 285, 304, 361, 380, 446, 456, 570, 669, 722, 760, 892, 912, 1083, 1115, 1140, 1338, 1444, 1520, 1784, 1805, 2166, 2230, 2280, 2676, 2888, 3345, 3568, 3610, 4237, 4332, 4460, 4560, 5352, 5415, 5776, 6690, 7220, 8474, 8664, 8920, 10704, 10830, 12711, 13380, 14440, 16948, 17328, 17840, 21185, 21660, 25422, 26760, 28880, 33896, 42370, 43320, 50844, 53520, 63555, 67792, 80503, 84740, 86640, 101688, 127110, 161006, 169480, 203376, 241509, 254220, 322012, 338960, 402515, 483018, 508440, 644024, 805030, 966036, 1016880, 1207545, 1288048, 1610060, 1932072, 2415090, 3220120, 3864144, 4830180, 6440240, 9660360, 19320720]

約数ペア:

[(1, 19320720), (2, 9660360), (3, 6440240), (4, 4830180), (5, 3864144), (6, 3220120), (8, 2415090), (10, 1932072), (12, 1610060), (15, 1288048), (16, 1207545), (19, 1016880), (20, 966036), (24, 805030), (30, 644024), (38, 508440), (40, 483018), (48, 402515), (57, 338960), (60, 322012), (76, 254220), (80, 241509), (95, 203376), (114, 169480), (120, 161006), (152, 127110), (190, 101688), (223, 86640), (228, 84740), (240, 80503), (285, 67792), (304, 63555), (361, 53520), (380, 50844), (446, 43320), (456, 42370), (570, 33896), (669, 28880), (722, 26760), (760, 25422), (892, 21660), (912, 21185), (1083, 17840), (1115, 17328), (1140, 16948), (1338, 14440), (1444, 13380), (1520, 12711), (1784, 10830), (1805, 10704), (2166, 8920), (2230, 8664), (2280, 8474), (2676, 7220), (2888, 6690), (3345, 5776), (3568, 5415), (3610, 5352), (4237, 4560), (4332, 4460)]